Ratings
IZUMI Takashi (Japan)
Japanese name(s): 和泉貴士387 tournaments
2407 results
Player ID: 6986
Rated 190 in Japan and 222 in Asia&Oceania&Africa and 256 in the World
Latest rating: 2089
WOF online rating: 1800, view profile on Vint.ee
2407 results
Player ID: 6986
Rated 190 in Japan and 222 in Asia&Oceania&Africa and 256 in the World
Latest rating: 2089
WOF online rating: 1800, view profile on Vint.ee
- 2025
- 2024
- 2023
- 2022
- 2020
- 2019
- 2018
- 2017
- 2016
- 2015
- 2014
- 2013
- 2012
- 2011
- 2010
- 2009
- 2008
- 2007
- 2006
- 2005
- 2004
2025-03-16: 45_Meijin(Japan)
2025-03-09: 3_Tsukuba_open(Japan)
2025-02-11: 17_Ibaraki_expert_games(Japan)
| AOKI Daichi | won against | IZUMI Takashi |
| IZUMI Takashi | won against | KOBAYASHI Manabu |
| IZUMI Takashi | won against | SHIMAMOTO Masanori |
| SHIMIZU Naoki | won against | IZUMI Takashi |
| SASAKI Yasuyuki | won against | IZUMI Takashi |
| IZUMI Takashi | won against | ZHU Linyun |
| IZUMI Takashi | won against | TSUCHIGANE Taishi |
| IZUMI Takashi | 49-15 | SUZUKI Fujio |
| NAGATSUKA Ibuki | 36-28 | IZUMI Takashi |
| OGURA Ryutaro | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | OHGA Nao |
| IZUMI Takashi | 37-27 | FURUSAWA Yuuma |
| TAKAHASHI Akinari | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | OHWAKU Takiyoshi |
| IZUMI Takashi | 36-28 | KINOSHITA Tsutomu |
| IZUMI Takashi | 45-19 | SUZUKI Fujio |
| TAKIZAWA Nobuyuki | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 51-13 | HACHIHATA Nobuyasu |
| TOMI Kazuko | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 61-03 | SUZUKI Utano |
2024-10-20: 14_Mito_open(Japan)
2024-09-08: 50_All_Japan_championship(Japan)
2024-08-31: 2_Tsukuba_open(Japan)
2024-06-30: 50_All_Japan_Ibaraki_prelim(Japan)
2024-06-23: 224_Nagareyama_open(Japan)
2024-05-26: 1_Tsukuba_open(Japan)
| KITAJIMA Hideki | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | SAGA Yoichi |
| IZUMI Takashi | 34-30 | SANO Yoko |
| TSUCHIGANE Link | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | OHWAKU Takiyoshi |
| MURAKAMI Takeshi | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | SUZUKI Fujio |
| TSUCHIGANE Taishi | won against | IZUMI Takashi |
| HAGA Kazutoshi | 64-00 | IZUMI Takashi |
| IZUMI Takashi | won against | OKABAYASHI Noguchi |
| IZUMI Takashi | 33-31 | MATSUI Takashi |
| IZUMI Takashi | 64-00 | HATTORI Kouki |
| TAKAHASHI Akihiro | won against | IZUMI Takashi |
| MIYAZAKI Toru | won against | IZUMI Takashi |
| IZUMI Takashi | 34-30 | TANIHARA Hinata |
| IZUMI Takashi | 33-31 | OHGA Nao |
| TSUCHIGANE Link | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | HASEGAWA Takeshi |
| NARA Souma | 38-26 | IZUMI Takashi |
| KONO Shunichiro | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 59-05 | YUUKI Naoto |
| IZUMI Takashi | 42-22 | OHGA Nao |
| IZUMI Takashi | 47-17 | SUZUKI Ryouta |
| ENDO Yoshiki | 43-21 | IZUMI Takashi |
| OHWAKU Takiyoshi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | HACHIHATA Nobuyasu |
| IZUMI Takashi | 38-26 | KUDOU Keita |
| IZUMI Takashi | 54-10 | MEISHO Yuta |
| NAGAO Hiroto | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | SATO Minato |
| IZUMI Takashi | won against | TOKIWA Shuto |
| KOMATSU Kanaharu | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | TOMITA Yo |
| IZUMI Takashi | 37-27 | OTANI Akimoto |
| YUUKI Kousei | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | OHGA Nao |
| IZUMI Takashi | 60-04 | NODA Takashi |
| IZUMI Takashi | 34-30 | TSUCHIGANE Taishi |
| ENDO Yoshiki | 39-25 | IZUMI Takashi |
2023-11-26: 49_All_Japan_championship(Japan)
2023-11-19: 218_Nagareyama_open(Japan)
2023-10-08: 49_All_Japan_Ibaraki_prelim(Japan)
2023-09-17: 15_Chiba_open(Japan)
2023-08-20: 217_Nagareyama_open(Japan)
2023-07-15: 216_Nagareyama_open(Japan)
2023-06-11: 13_Mito_open(Japan)
2023-05-21: 81_Tatebayashi_open(Japan)
2023-05-03: 214_Nagareyama_open(Japan)
| KOSAI Satomu | won against | IZUMI Takashi |
| IZUMI Takashi | 64-00 | GOTO Akihiko |
| TSUCHIGANE Taishi | won against | IZUMI Takashi |
| IZUMI Takashi | won against | KOMAGATA Masayuki |
| KURAHASHI Satoshi | won against | IZUMI Takashi |
| SASAKI Sohei | won against | IZUMI Takashi |
| IZUMI Takashi | 42-22 | MEISHO Yuta |
| KOSHINO Kazuhiko | 50-14 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | MEISHO Shigeki |
| IZUMI Takashi | 42-22 | NAKAMURA Kazuhiro |
| NISHIBAYASHI Touya | 34-30 | IZUMI Takashi |
| OKUDA Tsuyoshi | 46-18 | IZUMI Takashi |
| SUZUKI Ryouta | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | TOMI Kazuko |
| IZUMI Takashi | 60-04 | SAGA Yoichi |
| ENDO Yoshiki | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 59-05 | KUDOU Keita |
| IZUMI Takashi | 35-29 | OHWAKU Takiyoshi |
| IZUMI Takashi | 42-22 | OKARYU Nosuke |
| IZUMI Takashi | 52-12 | KOBAYASHI Manabu |
| IZUMI Takashi | 47-17 | ITO Yuusaku |
| URANO Kento | 34-30 | IZUMI Takashi |
| IWATA Hiroyuki | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | OTANI Akimoto |
| IZUMI Takashi | 37-27 | MEISHO Yuta |
| IZUMI Takashi | 40-24 | NAKAMURA Kazuhiro |
| TOKIWA Shuto | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 51-13 | TSUCHIGANE Taishi |
| HASEGAWA Takeshi | 48-16 | IZUMI Takashi |
| HAYASAKA Toshie | 44-20 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | MIYAMOTO Taketora |
| IZUMI Takashi | 63-01 | INABA Kokorochi |
| OHNO Tomohiro | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | SUZUKI Yuto |
| IZUMI Takashi | 42-22 | MEISHO Yuta |
| IZUMI Takashi | 37-27 | SAKAMOTO Maya |
| OHIKE Yoshinori | 51-13 | IZUMI Takashi |
| KINOSHITA Tsutomu | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | SUZUKI Fujio |
| HASEGAWA Takeshi | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | SAGA Yoichi |
| TAYAMA Tsubasa | 46-18 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | ITO Tsubasa |
| KANEKO Hikaru | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | FURUSATO Ryosuke |
| CHIBA Seima | 32-32 | IZUMI Takashi |
| TSUCHIGANE Link | 34-30 | IZUMI Takashi |
| KOSHINO Kazuhiko | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 51-13 | IKEDA Yaoki |
| IZUMI Takashi | 38-26 | OTANI Akimoto |
| IZUMI Takashi | 39-25 | KAWAMURA Kiu |
| IZUMI Takashi | 34-30 | IKEDA Gashun |
| KIYONOBU Kenta | 56-08 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | SANO Joichiro |
| IZUMI Takashi | 64-00 | NAGAO Hiroto |
| IZUMI Takashi | 39-25 | KATORI Michihiro |
2022-03-13: 205_Nagareyama_open(Japan)
| IZUMI Takashi | 47-17 | TOMI Kazuko |
| UMEDA Yuwa | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | TSUCHIGANE Link |
| IZUMI Takashi | 55-09 | KATORI Michihiro |
| IZUMI Takashi | 35-29 | URANO Kento |
| IZUMI Takashi | 36-28 | OGURA Ryutaro |
2020-02-24: 17_Tsuchiura_open(Japan)
2020-02-11: Ibaraki_expert_games(Japan)
2020-01-18: 12_Mito_open(Japan)
2020-01-13: 16_Tsuchiura_open(Japan)
| IZUMI Takashi | 47-17 | TAKAHASHI Akinari |
| IZUMI Takashi | 33-31 | KITAMURA Momona |
| TOMI Kazuko | 44-20 | IZUMI Takashi |
| TSUCHIGANE Taishi | 51-13 | IZUMI Takashi |
| IZUMI Takashi | 47-17 | UENO Ukie |
| IZUMI Takashi | 35-29 | TSUCHIGANE Link |
| IZUMI Takashi | 34-30 | TOKIWA Shuto |
| IZUMI Takashi | 49-15 | SUZUKI Ryouta |
| KITAMURA Momona | 41-23 | IZUMI Takashi |
| OKIZAKI Kyo | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | SUZUKI Fujio |
| IZUMI Takashi | 36-28 | KIKUCHI Takafumi |
| IZUMI Takashi | 49-15 | WATABE Naoto |
| IZUMI Takashi | 60-04 | YAMAMOTO Kunihiro |
| IZUMI Takashi | 37-27 | TSUCHIGANE Taishi |
| IZUMI Takashi | 36-28 | TSUCHIGANE Link |
| IZUMI Takashi | 47-17 | KINOSHITA Tsutomu |
| OSHIMIZU Takanori | 37-27 | IZUMI Takashi |
| WATABE Naoto | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 57-07 | TSUZUME Yuuko |
| IZUMI Takashi | 34-30 | USHIKUBO Yu |
| IZUMI Takashi | 53-11 | HACHIHATA Nobuyasu |
| ENDO Yoshiki | 51-13 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | MIYAMOTO Taketora |
| IZUMI Takashi | 43-21 | NAGASHIMA Kazuhito |
| IZUMI Takashi | 39-25 | MATSUMOTO Makoto |
2019-12-07: 15_Tsuchiura_open(Japan)
2019-11-02: 2_Tsuchiura_battle(Japan)
2019-10-22: 48_All_Japan_Ibaraki_prelim(Japan)
2019-10-05: 14_Tsuchiura_open(Japan)
2019-09-29: 11_Mito_open(Japan)
2019-09-15: 13_Tsuchiura_open(Japan)
2019-08-31: 12_Tsuchiura_open(Japan)
2019-07-14: 14_Ouza_sen(Japan)
2019-07-07: 11_Tsuchiura_open(Japan)
2019-06-09: 10_Tsuchiura_open(Japan)
2019-05-04: 10_Mito_open(Japan)
2019-05-03: 1_Tsuchiura_battle(Japan)
2019-05-01: 2_Tohoku_special_2(Japan)
2019-04-30: 2_Tohoku_special_1(Japan)
2019-04-21: 9_Tsuchiura_open(Japan)
2019-04-06: 193_Nagareyama_open(Japan)
2019-03-31: 8_Tsuchiura_open(Japan)
2019-03-24: 40_Meijin(Japan)
2019-03-17: 9_Mito_open(Japan)
2019-03-09: 136_Chiyarenshi_open_advanced(Japan)
2019-02-10: 2019_Ibaraki_expert_games(Japan)
2019-02-02: 7_Tsuchiura_open(Japan)
2019-01-27: 73_Tatebayashi_open(Japan)
2019-01-26: 8_Mito_open(Japan)
2019-01-06: 6_Tsuchiura_open(Japan)
| IZUMI Takashi | 51-13 | TAKAHASHI Akinari |
| TSUCHIGANE Taishi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | FUJII Renya |
| IZUMI Takashi | 41-23 | TSUCHIGANE Link |
| IZUMI Takashi | 40-24 | MIYAMOTO Taketora |
| HORIUCHI Soutarou | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 47-17 | MIYAMOTO Sukehiro |
| IZUMI Takashi | 42-22 | OKUDA Tsuyoshi |
| IZUMI Takashi | 41-23 | FUJII Renya |
| IZUMI Takashi | 40-24 | YADOMI Kousuke |
| WADA Masaki | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | TOKIWA Shuto |
| IZUMI Takashi | 38-26 | TSUCHIGANE Taishi |
| WADA Chiaki | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | KANEKO Hikaru |
| IZUMI Takashi | 33-31 | KOMATSU Kanaharu |
| IZUMI Takashi | 38-26 | MIYAMOTO Taketora |
| IZUMI Takashi | 44-20 | KOBAYASHI Ayumi |
| KAWAI Shinobu | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | TSUCHIGANE Link |
| IZUMI Takashi | 34-30 | HISHIYAMA Yuichi |
| IZUMI Takashi | 52-12 | HASHIMOTO Meiko |
| IZUMI Shinya | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 50-14 | ISHII Kanari |
| IZUMI Takashi | 45-19 | AKAZU Tatsuya |
| TAKIZAWA Nobuyuki | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | SUZUKI Fujio |
| KITAMURA Momona | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 47-17 | WATABE Naoto |
| ENDO Yoshiki | 37-27 | IZUMI Takashi |
| KIKUCHI Takafumi | 39-25 | IZUMI Takashi |
| OHUCHI Tose | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | KIKUCHI Junichi |
| IZUMI Takashi | 37-27 | NARA Souma |
| IZUMI Takashi | 41-23 | TAKAHASHI Akinari |
| IWAKURA Hiroaki | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | HASHIMOTO Meiko |
| IZUMI Takashi | 33-31 | KITAMURA Momona |
| IZUMI Takashi | 37-27 | URA Satoru |
| MIYAMOTO Taketora | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 63-01 | HUKUHARA Mizuna |
| MURAKAMI Takeshi | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | SUZUKI Fujio |
| IZUMI Takashi | 61-03 | OHUCHI Takeshi |
| IZUMI Takashi | 48-16 | WATABE Naoto |
| SATO Hisakazu | 37-27 | IZUMI Takashi |
| SUZUKI Ryouta | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | TAKAHASHI Akinari |
| IZUMI Takashi | 34-30 | ENDO Yoshiki |
| IZUMI Takashi | 44-20 | URA Satoru |
| IZUMI Takashi | 33-31 | KIKUCHI Takafumi |
| ENDO Yoshiki | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | TAKAHASHI Akinari |
| IZUMI Takashi | 32-32 | OGINO Takeru |
| IZUMI Takashi | 44-20 | TSUCHIGANE Link |
| IZUMI Takashi | 40-24 | MIYAMOTO Taketora |
| IZUMI Takashi | 38-26 | TAKA Hirosuke |
| MATSUMOTO Makoto | 38-26 | IZUMI Takashi |
| KAWAI Shinobu | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | TOMI Kazuko |
| MIYAZAKI Toru | 44-20 | IZUMI Takashi |
| NAKAJIMA Tetsuya | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | HAGA Kazutoshi |
| IZUMI Takashi | 36-28 | WADA Masaki |
| SOUDA Shun | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | TOMI Kazuko |
| MATSUMOTO Makoto | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | TAKAHASHI Akinari |
| IZUMI Takashi | 53-11 | KOMIYA Akira |
| IZUMI Takashi | 52-12 | OKUDA Tsuyoshi |
| IZUMI Takashi | 35-29 | URA Satoru |
| IZUMI Takashi | 46-18 | KASAI Yoshiyuki |
| SHIMOMURA Shiki | 35-29 | IZUMI Takashi |
| TOKIWA Shuto | 40-24 | IZUMI Takashi |
| KITAMURA Momona | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | KAWAKAMI Eiichi |
| IZUMI Takashi | 44-20 | URA Satoru |
| IWAKURA Hiroaki | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | TOMI Kazuko |
| MIURA Toshie | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | IZUMI Shinya |
| ISOBE Masaki | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | SAWADA Takehiko |
| IZUMI Takashi | 36-28 | ARAKI Yu |
| MIYAMOTO Taketora | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | KANO Chihiro |
| IZUMI Takashi | 46-18 | KOBAYASHI Manabu |
| IZUMI Takashi | 38-26 | SATO Hisakazu |
| IZUMI Takashi | 36-28 | TAKAMIZAWA Daiki |
| WADA Masaki | 38-26 | IZUMI Takashi |
| OKIZAKI Kyo | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | TOKIWA Shuto |
| IZUMI Takashi | 38-26 | SUZUKI Fujio |
| IZUMI Takashi | 46-18 | TOMI Kazuko |
| IZUMI Takashi | 38-26 | KAWAKAMI Eiichi |
| IZUMI Takashi | 48-16 | SUZUKI Ryouta |
| ARAKI Yasuyuki | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 43-21 | IZUMI Shinya |
| IZUMI Takashi | 35-29 | TSUCHIGANE Link |
| WADA Masaki | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | YAMAZAKI Ken |
| IZUMI Takashi | 34-30 | MIYAMOTO Taketora |
| SATO Hisakazu | 36-28 | IZUMI Takashi |
| KANO Chihiro | 45-19 | IZUMI Takashi |
| KITAJIMA Hideki | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 49-15 | YADOMI Kousuke |
| IZUMI Takashi | 45-19 | TSUCHIGANE Taishi |
| ARAKI Yasuyuki | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | MIURA Toshie |
| KATOKO Isamu | 53-11 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | KITAMURA Momona |
| IZUMI Takashi | 33-31 | TAKAMIZAWA Daiki |
| IZUMI Takashi | 47-17 | NANASE Yuuma |
| USHIRO Hideaki | 37-27 | IZUMI Takashi |
| OKIZAKI Kyo | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | YAMAMOTO Kunihiro |
| OSHIMIZU Takanori | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | WADA Chiaki |
| IZUMI Takashi | 55-09 | OTANI Koichiro |
| IZUMI Takashi | 43-21 | OKUDA Tsuyoshi |
| IZUMI Takashi | 38-26 | WADA Chiaki |
| IZUMI Takashi | 37-27 | HORIUCHI Keiko |
| WADA Masaki | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | TOMI Kazuko |
| IZUMI Takashi | 41-23 | ITSUKI Nakasama |
| IZUMI Takashi | 48-16 | TAKAHASHI Akinari |
| KITAMURA Momona | 46-18 | IZUMI Takashi |
| IZUMI Takashi | 54-10 | TAKAHASHI Akinari |
| KITAMURA Momona | 33-31 | IZUMI Takashi |
| KATORI Michihiro | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | TSUCHIGANE Taishi |
| IZUMI Takashi | 41-23 | KOBAYASHI Ayumi |
| IZUMI Takashi | 44-20 | YAMANAKA Masayuki |
| NARUMI Hisatoshi | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 43-21 | KOBAYASHI Manabu |
| IZUMI Takashi | 60-04 | HIRABAYASHI Daiki |
| IZUMI Takashi | 34-30 | TSUSAKI Shouta |
| IZUMI Takashi | 63-01 | SEKI Reiko |
| IZUMI Takashi | 48-16 | SEKI Tatsuya |
| IZUMI Takashi | 48-16 | INOUE Toshihiro |
| ENDO Yoshiki | 38-26 | IZUMI Takashi |
| IZUMI Takashi | won against | IKEGAYA Mao |
| IZUMI Takashi | won against | NODA Bintatsu |
| IZUMI Takashi | won against | TAKIZAWA Masaki |
| GOTO Masahiro | won against | IZUMI Takashi |
| IZUMI Takashi | won against | NAGASAKI Hidekazu |
| IZUMI Takashi | won against | KITAJIMA Hideki |
| NAGANO Yasushi | won against | IZUMI Takashi |
| MATSUMOTO Makoto | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | TSUCHIGANE Link |
| KANEKO Hikaru | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | FUJII Renya |
| TSUCHIGANE Taishi | 39-25 | IZUMI Takashi |
| MURAKAMI Takeshi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | NANASE Yuuma |
| URANO Kento | 38-26 | IZUMI Takashi |
| KURITA Seiya | 52-12 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | TAKAHASHI Hisashi |
| IWAKURA Hiroaki | 38-26 | IZUMI Takashi |
| HISHIYAMA Yuichi | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | OKINAWA Keito |
| IZUMI Takashi | 36-28 | SUZUKI Ryouta |
| IZUMI Takashi | 34-30 | KINOSHITA Tsutomu |
| IZUMI Takashi | 36-28 | WATABE Naoto |
| IZUMI Takashi | 40-24 | KITAMURA Momona |
| IZUMI Takashi | 35-29 | SUZUKI Fujio |
| IZUMI Takashi | 54-10 | OHUCHI Takeshi |
| IZUMI Takashi | 49-15 | TOMI Kazuko |
| IZUMI Takashi | 35-29 | SUZUKI Fujio |
| KITAMURA Momona | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | OKUDA Tsuyoshi |
| MATSUMOTO Makoto | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | SUZUKI Ryouta |
| IZUMI Takashi | 48-16 | YAMANAKA Masayuki |
| IZUMI Takashi | 51-13 | KOSHINO Kazuhiko |
| MURAKAMI Takeshi | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 55-09 | HARADA Hiraku |
| IZUMI Takashi | 45-19 | YAMAMOTO Kunihiro |
| IWAKURA Hiroaki | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 59-05 | OKINAWA Keito |
| IZUMI Takashi | 36-28 | WATABE Naoto |
| IZUMI Takashi | 42-22 | YAMAMOTO Kunihiro |
| IZUMI Takashi | 52-12 | OHUCHI Takeshi |
| IZUMI Takashi | 60-04 | KATSUKAWA Seiji |
| IZUMI Takashi | 50-14 | OHUCHI Tose |
| IZUMI Takashi | 46-18 | KIKUCHI Takafumi |
| KAWAKAMI Eiichi | 32-32 | IZUMI Takashi |
| KITAMURA Momona | 35-29 | IZUMI Takashi |
| TSUCHIGANE Taishi | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | SUZUKI Ryouta |
| HAYASAKA Toshie | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | OKUDA Tsuyoshi |
2018-12-23: 9_Mito_endurance_games(Japan)
2018-12-22: 142_Shinagawa_open(Japan)
2018-12-16: 5_Tsuchiura_open(Japan)
2018-12-01: 2018_Koriyama_expert_game(Japan)
2018-11-24: 7_Mito_open(Japan)
2018-11-10: 4_Tsuchiura_open(Japan)
2018-11-04: 110_Kanagawa_open(Japan)
2018-10-14: 47_All_Japan_Ibaraki_prelim(Japan)
2018-10-06: 3_Tsuchiura_open(Japan)
2018-09-16: 7_team_Shinagawa_open(Japan)
2018-09-09: 6_Mito_open(Japan)
2018-09-01: 2_Tsuchiura_open(Japan)
2018-08-26: 13_Ouza_sen(Japan)
2018-08-25: 5_Mito_open(Japan)
2018-08-11: 1_Tsuchiura_open(Japan)
2018-07-21: 137_Shinagawa_open(Japan)
2018-07-15: 46_All_Japan_open_championship(Japan)
2018-07-08: 114_Mito_meeting(Japan)
2018-06-10: 46_All_Japan_Ibaraki_prelim_1(Japan)
2018-06-03: 71_Mito_Jishi_games(Japan)
2018-05-13: 70_Mito_Jishi_games(Japan)
2018-05-04: 8_Mito_endurance_games(Japan)
2018-05-03: 69_Tatebayashi_open(Japan)
2018-04-29: 3_District_challenge(Japan)
2018-04-28: 6_Tokyo_open(Japan)
2018-04-15: 185_Nagareyama_open(Japan)
2018-04-14: 69_Mito_Jishi_games(Japan)
2018-04-08: 113_Mito_meeting(Japan)
2018-03-24: 112_Mito_meeting(Japan)
2018-03-18: 39_Meijin(Japan)
2018-03-04: 107_Kanagawa_open(Japan)
2018-02-17: 68_Mito_Jishi_games(Japan)
2018-02-10: 124_Chiyarenshi_open(Japan)
2018-02-04: 2018_Ibaraki_expert_games(Japan)
2018-01-27: 133_Shinagawa_open(Japan)
2018-01-20: 184_Nagareyama_open(Japan)
2018-01-14: 67_Mito_Jishi_games(Japan)
2018-01-08: 111_Mito_meeting(Japan)
2018-01-07: 106_Kanagawa_open(Japan)
2018-01-06: Shinagawa_open_2018(Japan)
| IZUMI Takashi | 39-25 | KIKUCHI Takafumi |
| IZUMI Takashi | 54-10 | SUZUKI Kenji |
| TOKIWA Shuto | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 32-32 | OSHIMIZU Takanori |
| IZUMI Takashi | 33-31 | KATOKO Isamu |
| IZUMI Takashi | 38-26 | USHIRO Hideaki |
| SATO Hisakazu | 43-21 | IZUMI Takashi |
| SUZURIKAWA Toshimasa | 36-28 | IZUMI Takashi |
| NANASE Yuuma | 44-20 | IZUMI Takashi |
| TAKA Hirosuke | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | KANEKO Hikaru |
| IZUMI Takashi | 40-24 | UMEDA Yuwa |
| IZUMI Takashi | 44-20 | KITAMURA Momona |
| IZUMI Takashi | 49-15 | INOMATA Daichi |
| IZUMI Takashi | 49-15 | TORIU Yuuki |
| MIURA Toshie | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | SUZUKI Ryouta |
| IZUMI Takashi | 39-25 | ISHIGURO Hiroki |
| MATSUNE Mori | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | ITO Kenshun |
| IZUMI Takashi | 58-06 | KODAMA Tomoyuki |
| HISHIYAMA Yuichi | 37-27 | IZUMI Takashi |
| NAKAJIMA Tetsuya | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 55-09 | TSUCHIGANE Link |
| IZUMI Takashi | 42-22 | TSUCHIGANE Taishi |
| KIKUCHI Takafumi | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 49-15 | OKUDA Tsuyoshi |
| ARAI Hiroyuki | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | TOMI Kazuko |
| IZUMI Takashi | 36-28 | GOH Jun Jie Anthony |
| IZUMI Takashi | 35-29 | MIURA Toshie |
| IZUMI Takashi | 35-29 | OSHIMIZU Takanori |
| SATO Hisakazu | 49-15 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | KOBAYASHI Manabu |
| IZUMI Takashi | 34-30 | YASUJIMA Yuji |
| IZUMI Takashi | 39-25 | YOSHIDA Taisaku |
| IZUMI Takashi | 52-12 | WATABE Naoto |
| IZUMI Takashi | 35-29 | KIKUCHI Junichi |
| IZUMI Takashi | 45-19 | MIYAMOTO Taketora |
| HORIUCHI Soutarou | 34-30 | IZUMI Takashi |
| SUZUKI Ryouta | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | SUZUKI Fujio |
| IZUMI Takashi | 46-18 | ICHIKI Haruki |
| IZUMI Takashi | 45-19 | SUZUKI Fujio |
| IZUMI Takashi | 37-27 | SUZUKI Ryouta |
| NARA Souma | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 57-07 | TOMI Kazuko |
| IZUMI Takashi | 50-14 | NARA Yumiko |
| TAKA Hirosuke | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | MATSUMOTO Makoto |
| IZUMI Takashi | 41-23 | TAYAMA Tsubasa |
| IIJIMA Takamune | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | HORIUCHI Soutarou |
| KUDOU Yuusei | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | YAMAGUCHI Tomoki |
| IZUMI Takashi | 48-16 | KADOKURA Taya |
| IZUMI Takashi | 44-20 | WATABE Naoto |
| IZUMI Takashi | 42-22 | KITAMURA Momona |
| IZUMI Takashi | 38-26 | HACHIHATA Nobuyasu |
| TAKIZAWA Nobuyuki | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | KIKUCHI Junichi |
| IZUMI Takashi | 39-25 | KIKUCHI Takafumi |
| NARA Souma | 52-12 | IZUMI Takashi |
| ARAI Hiroyuki | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | SUZUKI Fujio |
| NARA Souma | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | SUZUKI Fujio |
| IZUMI Takashi | 47-17 | FUJII Renya |
| HORIUCHI Soutarou | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | TOKIWA Shuto |
| INOUE Toshihiro | 41-23 | IZUMI Takashi |
| SUZUKI Ryouta | 48-16 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | MIYAMOTO Taketora |
| KIYONOBU Kenta | 40-24 | IZUMI Takashi |
| SHIMOMURA Shiki | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | SHIMIZU Naoki |
| NAKAJIMA Tetsuya | 49-15 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | YADOMI Kentarou |
| SOUDA Shun | 51-13 | IZUMI Takashi |
| WATABE Naoto | 46-18 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | ARAKI Ryo |
| IZUMI Takashi | 36-28 | KIKUCHI Takafumi |
| IZUMI Takashi | 35-29 | OHUCHI Tose |
| IZUMI Takashi | 37-27 | ARAKI Yu |
| IZUMI Takashi | 33-31 | KINOSHITA Tsutomu |
| IZUMI Takashi | 38-26 | KOBAYASHI Ayumi |
| IZUMI Takashi | 60-04 | OKUDA Tsuyoshi |
| IZUMI Takashi | 32-32 | URA Satoru |
| IZUMI Takashi | 39-25 | KOBAYASHI Manabu |
| IZUMI Takashi | 34-30 | MATSUMOTO Makoto |
| IZUMI Takashi | 49-15 | HACHIHATA Nobuyasu |
| IZUMI Takashi | 48-16 | TAKA Hirosuke |
| KAMEMOTO Osamu | 49-15 | IZUMI Takashi |
| TAKAHASHI Satomi | 41-23 | IZUMI Takashi |
| TAGUCHI Mika | 34-30 | IZUMI Takashi |
| KURAHASHI Satoshi | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 43-21 | KITAMURA Momona |
| IZUMI Takashi | 38-26 | KATOKO Isamu |
| IZUMI Takashi | 37-27 | SUZUKI Ryouta |
| IZUMI Takashi | 48-16 | SUZUKI Fujio |
| OKUDA Tsuyoshi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | SUZUKI Ryouta |
| IZUMI Takashi | 48-16 | SUZUKI Fujio |
| OKUDA Tsuyoshi | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | OKUDA Tsuyoshi |
| IZUMI Takashi | 34-30 | MIURA Toshie |
| SUZUKI Ryouta | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | KOBAYASHI Manabu |
| IZUMI Takashi | 59-05 | SUZUKI Fujio |
| IZUMI Takashi | 44-20 | MATSUMOTO Makoto |
| OKUDA Tsuyoshi | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | MORIKAWA Haruhito |
| IZUMI Takashi | 61-03 | TAJIRI Hanao |
| HIEDA Shigemasa | 46-18 | IZUMI Takashi |
| TATSUMI-IIJIMA Yukiko | won against | IZUMI Takashi |
| IZUMI Takashi | 48-16 | SAEKI Kouta |
| OSHIMA Yusuke | 38-26 | IZUMI Takashi |
| YAMAGUCHI Tomoki | 35-29 | IZUMI Takashi |
| IZUMI Takashi | won against | NAGAO Hiroto |
| IZUMI Takashi | won against | TANAKA Makoto |
| SAKAGUCHI Kazuhiro | won against | IZUMI Takashi |
| KURITA Seiya | won against | IZUMI Takashi |
| NAKAMURA Rintaro | won against | IZUMI Takashi |
| IZUMI Takashi | won against | SUZUKI Yuuta |
| IZUMI Takashi | 39-25 | ARAKI Ryo |
| IZUMI Takashi | 47-17 | ARAKI Yu |
| IZUMI Takashi | 36-28 | KIKUCHI Takafumi |
| IZUMI Takashi | 39-25 | WATABE Naoto |
| IZUMI Takashi | 46-18 | SUZUKI Fujio |
| SUZUKI Ryouta | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | KINOSHITA Tsutomu |
| IZUMI Takashi | 62-02 | SUZUKI Ryouta |
| IZUMI Takashi | 37-27 | TAKIZAWA Nobuyuki |
| IZUMI Takashi | 40-24 | NARA Souma |
| IZUMI Takashi | 43-21 | YUUKI Kousei |
| IZUMI Takashi | 50-14 | YUUKI Kokujin |
| IZUMI Takashi | 35-29 | ARAKI Yu |
| IZUMI Takashi | 46-18 | OHUCHI Tose |
| IZUMI Takashi | 48-16 | SUZUKI Fujio |
| WATABE Naoto | 52-12 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | SUZUKI Ryouta |
| IZUMI Takashi | 50-14 | SUZUKI Fujio |
| KAWAI Shinobu | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 55-09 | KOZURU Heng |
| SHINDO You | 32-32 | IZUMI Takashi |
| WATABE Naoto | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 47-17 | SUZUKI Ryouta |
| IZUMI Takashi | 40-24 | HACHIHATA Nobuyasu |
| IZUMI Takashi | 49-15 | TANAKA Shuntaro |
| IZUMI Takashi | 35-29 | WADA Masaki |
| IZUMI Shinya | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 54-10 | OHUCHI Tose |
| SATO Hisakazu | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | WADA Chiaki |
| IZUMI Takashi | 45-19 | NAKAMURA Kazuki |
| IZUMI Takashi | 36-28 | MIURA Toshie |
| IZUMI Takashi | 46-18 | ARAKI Yu |
| IZUMI Takashi | 35-29 | YAMAGUCHI Tomoki |
| IZUMI Takashi | 43-21 | KITAMURA Momona |
| IZUMI Takashi | 40-24 | KANO Chihiro |
| KIKUCHI Takafumi | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | KOBAYASHI Ayumi |
| IZUMI Takashi | 48-16 | KOBAYASHI Makoto |
| WATABE Naoto | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | ARAKI Ryo |
| IZUMI Takashi | 37-27 | KIKUCHI Takafumi |
| IZUMI Takashi | 39-25 | NAKAJIMA Shun |
| HASEGAWA Takeshi | 45-19 | IZUMI Takashi |
| YAMAMOTO Kunihiro | 37-27 | IZUMI Takashi |
| TAYAMA Tsubasa | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 63-01 | KADOWAKI Mitakanari |
| IZUMI Takashi | 64-00 | TAJIMA Yusuke |
| SOUDA Shun | 47-17 | IZUMI Takashi |
| YAMAGUCHI Tomoki | 34-30 | IZUMI Takashi |
| YAMAZAKI Midorikawa | 48-16 | IZUMI Takashi |
| IZUMI Takashi | won against | NAKAMURA Rintaro |
| AKAGI Tachiro | 36-28 | IZUMI Takashi |
| YAMAZAKI Midorikawa | 40-24 | IZUMI Takashi |
| ITO Yuji | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 60-04 | KODAMA Tomoyuki |
| IZUMI Takashi | 59-05 | TANAKA Junji |
| IZUMI Takashi | 39-25 | NAGAO Hiroto |
| IZUMI Takashi | 33-31 | HISHIYAMA Yuichi |
| IZUMI Takashi | 34-30 | MURAKAMI Takeshi |
| IZURA Daisei | 33-31 | IZUMI Takashi |
| NANASE Yuuma | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | OHTAKE Kosuke |
| IZUMI Takashi | 34-30 | KIKUCHI Takafumi |
| KOBAYASHI Makoto | 46-18 | IZUMI Takashi |
| IZUMI Takashi | 43-21 | TAKAHASHI Akinari |
| IZUMI Takashi | 44-20 | MATSUSHITA Junichi |
| IZUMI Takashi | 33-31 | MIURA Toshie |
| IZUMI Takashi | 48-16 | SUZUKI Ryouta |
| OSHIMIZU Takanori | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | KITAMURA Momona |
| SUZUKI Ryouta | 32-32 | IZUMI Takashi |
| KINOSHITA Tsutomu | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | OHUCHI Takeshi |
| OKUDA Tsuyoshi | 35-29 | IZUMI Takashi |
| OKUDA Tsuyoshi | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | SUZUKI Ryouta |
| KITAMURA Momona | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 56-08 | TSUSAKI Shouta |
| NAGASHIMA Kazuhito | 54-10 | IZUMI Takashi |
| IZUMI Takashi | 47-17 | OHUCHI Tose |
| IZUMI Takashi | 52-12 | TSUSAKI Yuuko |
| IZUMI Takashi | won against | KADO Naoki |
| YABE Uma | won against | IZUMI Takashi |
| IZUMI Takashi | won against | MIURA Toshie |
| OHMORI Keita | won against | IZUMI Takashi |
| IZUMI Takashi | won against | GOTO Masahiro |
| ISHIGURO Hiroki | won against | IZUMI Takashi |
| IZUMI Takashi | won against | OKADA Oochi |
| SOUDA Shun | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | MURAKAMI Takeshi |
| IZURA Daisei | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | TAKEDA Kyoko |
| IZUMI Takashi | 34-30 | WATAHIKI Kenta |
| NAKANO Jo | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | OKUNO Masakazu |
| IZUMI Takashi | 34-30 | MONMA Ousuke |
| IZUMI Takashi | 37-27 | MONMA Naoto |
| KITAMURA Momona | 48-16 | IZUMI Takashi |
| IZUMI Takashi | 50-14 | TSUSAKI Shouta |
| TATSUMI-IIJIMA Yukiko | won against | IZUMI Takashi |
| NAKAMURA Rintaro | 34-30 | IZUMI Takashi |
| WADA Masaki | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 50-14 | TAKAHASHI Hisashi |
| TAKAMIZAWA Daiki | 35-29 | IZUMI Takashi |
| SUGIMOTO Takaharu | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | OHTAKE Kosuke |
| IZUMI Takashi | 42-22 | KOBAYASHI Ayumi |
| IZUMI Takashi | 40-24 | ARAI Hiroyuki |
| IZUMI Takashi | 51-13 | OHUCHI Takeshi |
| IZUMI Takashi | 55-09 | HACHIHATA Nobuyasu |
| ARAI Hiroyuki | 38-26 | IZUMI Takashi |
| ARAI Hiroyuki | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | KATO Takahiro |
| IZUMI Takashi | 33-31 | SUEKUNI Makoto |
| NAKAJIMA Tetsuya | 37-27 | IZUMI Takashi |
| OKAMOTO Kazuki | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | TAKAHASHI Hisashi |
| TAKAMIZAWA Daiki | 48-16 | IZUMI Takashi |
| GOTO Masahiro | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | IWAKURA Hiroaki |
| IZUMI Takashi | 50-14 | KASAI Yoshiyuki |
| IZUMI Takashi | 48-16 | MORIKAWA Haruhito |
| IZUMI Takashi | 35-29 | TSUCHIYA Shotaro |
| HISHIYAMA Yuichi | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 51-13 | OHUCHI Takeshi |
| IZUMI Takashi | 36-28 | OKUNO Masakazu |
| KINOSHITA Tsutomu | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | SUZUKI Ryouta |
| IZUMI Takashi | 54-10 | WATABE Naoto |
| IZUMI Takashi | 51-13 | KOBAYASHI Ayumi |
| HAYASHI Keita | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 54-10 | OHUCHI Takeshi |
| IZUMI Takashi | 47-17 | TSUSAKI Shouta |
| IZUMI Takashi | 51-13 | SUZUKI Fujio |
| IZUMI Takashi | 43-21 | TATSUMI-IIJIMA Yukiko |
| OHMORI Keita | 35-29 | IZUMI Takashi |
| TANAKA Shuntaro | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | ITO Yuusaku |
| IZUMI Takashi | 33-31 | YAMAZAKI Nobuyuki |
| IZUMI Takashi | 37-27 | YAMAGUCHI Tomoki |
| IZUMI Takashi | 39-25 | HATEKEYAMA Shiyu |
| IZUMI Takashi | 41-23 | KOMAGATA Masayuki |
| IZUMI Takashi | 34-30 | NAGANO Yasushi |
| ITO Yuji | 44-20 | IZUMI Takashi |
| KIYONOBU Kenta | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | TAKAHASHI Hisashi |
2017-12-24: 7_Mito_endurance_games(Japan)
2017-12-16: 183_Nagareyama_open(Japan)
2017-12-10: 66_Mito_Jishi_games(Japan)
2017-12-02: 2017_Koriyama_expert_game(Japan)
2017-11-18: 65_Mito_Jishi_games(Japan)
2017-11-03: 110_Mito_meeting(Japan)
2017-10-15: 109_Mito_meeting(Japan)
2017-10-14: 23_Shinagawa_super_league(Japan)
2017-10-09: 181_Nagareyama_open(Japan)
2017-10-08: 6_team_Shinagawa_open(Japan)
2017-10-07: 121_Chiyarenshi_open(Japan)
2017-09-23: 108_Mito_Meeting(Japan)
2017-09-18: 17_Saitama_open(Japan)
2017-09-17: 64_Mito_Jishi_games(Japan)
2017-08-19: 107_Mito_meeting(Japan)
2017-08-12: 63_Mito_Jishi_games(Japan)
2017-07-16: 45_All_Japan_open_championship(Japan)
2017-07-09: 106_Mito_meeting(Japan)
2017-07-01: 62_Mito_Jishi_games(Japan)
2017-06-18: 45_All_Japan_Ibaraki_prelim(Japan)
2017-06-04: 61_Mito_Jishi_games(Japan)
2017-05-14: 60_Mito_Jishi_games(Japan)
2017-05-04: 6_Mito_endurance_games(Japan)
2017-05-03: 178_Nagareyama_open(Japan)
2017-04-29: 5_Tokyo_open(Japan)
2017-04-23: 105_Mito_meeting(Japan)
2017-04-09: 104_Mito_meeting(Japan)
2017-03-26: 103_Mito_meeting(Japan)
2017-03-25: 123_Shinagawa_open(Japan)
2017-03-20: 92_Sendai_open(Japan)
2017-03-19: 38_Meijin(Japan)
2017-03-11: 59_Mito_Jishi_games(Japan)
2017-03-04: 58_Mito_Jishi_games(Japan)
2017-02-19: 102_Mito_meeting(Japan)
2017-02-12: 12_Ibaraki_expert_games(Japan)
2017-01-28: 57_Mito_Jishi_games(Japan)
2017-01-15: 101_Mito_meeting(Japan)
2017-01-03: Shinagawa_open_2017(Japan)
| IZUMI Takashi | 36-28 | SATO Hisakazu |
| IZUMI Takashi | 46-18 | YAMADA Yukie |
| IZUMI Takashi | 36-28 | TAKAHASHI Shiu |
| IZUMI Takashi | 50-14 | NAMIKI Kazunari |
| TAKANASHI Yusuke | 39-25 | IZUMI Takashi |
| NAKAMURA Kazuki | 35-29 | IZUMI Takashi |
| MIURA Toshie | 35-29 | IZUMI Takashi |
| ITO Yuji | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | HAYASHI Keita |
| IZUMI Takashi | 38-26 | ARAKI Yu |
| IZUMI Takashi | 41-23 | KOBAYASHI Manabu |
| IZUMI Takashi | 42-22 | NISHIMURA Haruna |
| IZUMI Takashi | 49-15 | KIKUCHI Junichi |
| OSHIMIZU Takanori | 46-18 | IZUMI Takashi |
| IZUMI Takashi | 50-14 | NAMIKI Airi |
| IZUMI Takashi | 45-19 | TSUSAKI Shouta |
| IZUMI Takashi | 59-05 | NAMIKI Aoi |
| TOMI Kazuko | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 49-15 | TAKAHASHI Toshi |
| YAMAGUCHI Tomoki | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | SATO Koichiro |
| NAKAMURA Kazuki | 48-16 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | GOH Jun Jie Anthony |
| IZUMI Takashi | 36-28 | KOBAYASHI Manabu |
| IZUMI Takashi | 57-07 | TSUSAKI Shouta |
| IZUMI Takashi | 36-28 | OHUCHI Takeshi |
| IZUMI Takashi | 52-12 | HACHIHATA Nobuyasu |
| IZUMI Takashi | 47-17 | WATABE Naoto |
| SATO Hisakazu | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 43-21 | OSHIMIZU Takanori |
| IZUMI Takashi | 47-17 | YOSHIDA Taisaku |
| IZUMI Shinya | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | HORIUCHI Keiko |
| IZUMI Takashi | 42-22 | TAYAMA Tsubasa |
| IZUMI Takashi | 52-12 | OHUCHI Takeshi |
| IZUMI Takashi | 42-22 | DOBASHI Yusuke |
| IZUMI Takashi | 40-24 | UI Naomichi |
| KITAMURA Momona | 38-26 | IZUMI Takashi |
| NINPEI Masatoshi | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | NAKAMURA Kazuki |
| IZUMI Takashi | 49-15 | YAMANAKA Masayuki |
| IZUMI Takashi | 33-31 | KIKUCHI Junichi |
| IZUMI Takashi | 44-20 | TSUSAKI Shouta |
| IZUMI Takashi | 56-08 | OHUCHI Takeshi |
| NAKAMURA Kazuki | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 43-21 | OHUCHI Tose |
| IZUMI Takashi | 45-19 | OHTAKE Kosuke |
| NAKAMURA Kazuki | 54-10 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | ARAKI Ryo |
| ARAKI Yu | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 47-17 | MATSUSHITA Junichi |
| OSATO Suguru | 41-23 | IZUMI Takashi |
| HISHIYAMA Yuichi | 34-30 | IZUMI Takashi |
| KAMEDA Ryota | 45-19 | IZUMI Takashi |
| ISHII Takehiro | 51-13 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | OHMORI Keita |
| KURAHASHI Satoshi | 42-22 | IZUMI Takashi |
| NAKAMORI Hiroki | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 54-10 | GO Shinu |
| IZUMI Takashi | 39-25 | TAKAHASHI Shiu |
| OKUDA Tsuyoshi | 34-30 | IZUMI Takashi |
| HISHIYAMA Yuichi | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | SAWADA Takehiko |
| IZUMI Takashi | 39-25 | INOMATA Daichi |
| IZUMI Takashi | 42-22 | KAMIKURA Daisuke |
| KIYONOBU Kenta | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | MITSUYA Nobuaki |
| KINOSHITA Hisako | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 47-17 | OSATO Suguru |
| NAKAJIMA Tetsuya | 40-24 | IZUMI Takashi |
| ITO Yuji | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | OSATO Suguru |
| HISHIYAMA Yuichi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 51-13 | TAKAHASHI Hisashi |
| IZUMI Takashi | won against | NAKAJIMA Tetsuya |
| IZUMI Takashi | 46-18 | TSUSAKI Shouta |
| IZUMI Takashi | 57-07 | OHTAKE Kosuke |
| NAGASHIMA Kazuhito | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | KITAMURA Momona |
| MATSUSHITA Junichi | 40-24 | IZUMI Takashi |
| KINOSHITA Takao | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 60-04 | TAKAHASHI Akane |
| TAKAMIZAWA Daiki | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | SOUYA Takao |
| NAKAMURA Kazuki | 52-12 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | YAMANAKA Masayuki |
| IZUMI Takashi | 38-26 | KUWAHARA Shuhei |
| IZUMI Takashi | 49-15 | OHUCHI Takeshi |
| IZUMI Takashi | 61-03 | SUZUKI Ryouta |
| IZUMI Takashi | 59-05 | SHIGETOMI Masato |
| IZUMI Takashi | 60-04 | SHIGETOMI Naoki |
| IZUMI Takashi | 64-00 | TSUSAKI Shouta |
| IZUMI Takashi | 34-30 | MATSUSHITA Junichi |
| IZUMI Takashi | 37-27 | OKUDA Tsuyoshi |
| IZUMI Takashi | 53-11 | NAKAMURA Kazuki |
| IZUMI Takashi | 35-29 | HAYASUGI Yu |
| IZUMI Takashi | 44-20 | KINOSHITA Tsutomu |
| IZUMI Takashi | 48-16 | TSUSAKI Shouta |
| IZUMI Takashi | 44-20 | ARAKI Ryo |
| IZUMI Takashi | 42-22 | OHTAKE Kosuke |
| IZUMI Takashi | 57-07 | MATSUSHITA Junichi |
| IZUMI Takashi | 33-31 | SATO Hisakazu |
| IZUMI Takashi | 38-26 | SAWADA Takehiko |
| IZUMI Takashi | won against | IKEDA Ryousuke |
| NARA Souma | won against | IZUMI Takashi |
| SHIMIZU Naoki | won against | IZUMI Takashi |
| SASAKI Sohei | won against | IZUMI Takashi |
| IZUMI Takashi | won against | ARAKI Yasuyuki |
| GOTO Hiroshi | won against | IZUMI Takashi |
| IZUMI Takashi | 54-10 | KINOSHITA Tsutomu |
| IZUMI Takashi | 43-21 | MATSUSHITA Junichi |
| IZUMI Takashi | 32-32 | OHTAKE Kosuke |
| IZUMI Takashi | 58-06 | ONO Toshinori |
| IZUMI Takashi | 32-32 | OHTAKE Kosuke |
| IZUMI Takashi | 49-15 | ARAKI Ryo |
| IZUMI Takashi | 52-12 | ARAKI Yu |
| IZUMI Takashi | 35-29 | NAKAMURA Kazuki |
| IZUMI Takashi | 43-21 | KITAMURA Momona |
| IZUMI Takashi | 47-17 | UI Naomichi |
| KANEKO Akiyuki | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | TOMI Kazuko |
| YUUKI Kousei | 53-11 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | YUUKI Kokujin |
| IZUMI Takashi | 39-25 | TAKIZAWA Nobuyuki |
| IZUMI Takashi | 42-22 | NARA Souma |
| IZUMI Takashi | 45-19 | ARAI Hiroyuki |
| IZUMI Takashi | 36-28 | OHTAKE Kosuke |
| IZUMI Takashi | 57-07 | OHUCHI Takeshi |
| OSHIMIZU Takanori | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 49-15 | DOBASHI Yusuke |
| IZUMI Takashi | 51-13 | TOMI Kazuko |
| IZUMI Takashi | 47-17 | MIURA Toshie |
| IZUMI Takashi | 58-06 | MATSUSHITA Junichi |
| IZUMI Takashi | 35-29 | OHUCHI Takeshi |
| IZUMI Takashi | 57-07 | ARAKI Ryo |
| IZUMI Takashi | 50-14 | ARAKI Yu |
| IZUMI Takashi | 35-29 | KANEKO Akiyuki |
| IZUMI Takashi | 50-14 | OHUCHI Tose |
| SATO Hisakazu | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | KITAMURA Momona |
| NAKAMURA Kazuki | 37-27 | IZUMI Takashi |
| ANSAI Nobuaki | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | OKUDA Tsuyoshi |
| IZUMI Takashi | 41-23 | IZUMI Shinya |
| SATO Hisakazu | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 49-15 | ANSAI Nobuaki |
| IZUMI Takashi | 45-19 | OHUCHI Tose |
| NAKAMURA Kazuki | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | KITAMURA Momona |
| IZUMI Takashi | 36-28 | OKUDA Tsuyoshi |
| IZUMI Takashi | 41-23 | OKUDA Tsuyoshi |
| IZUMI Takashi | 39-25 | KITAMURA Momona |
| SATO Hisakazu | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | NAKAMURA Kazuki |
| ANSAI Nobuaki | 43-21 | IZUMI Takashi |
| IZURA Daisei | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | SHINDO You |
| NAKAMURA Kazuki | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | MORIKAWA Haruhito |
| IZUMI Takashi | 37-27 | ISOBE Masaki |
| HISHIYAMA Yuichi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 60-04 | UCHIYAMA Shuuhei |
| OHMORI Keita | 35-29 | IZUMI Takashi |
| TANAKA Shuntaro | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | WATANABE Keiichi |
| TAKAHASHI Hisashi | 33-31 | IZUMI Takashi |
| IWAKURA Hiroaki | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | OHUCHI Takeshi |
| IZUMI Takashi | 34-30 | NAKAMURA Kazuki |
| IZUMI Takashi | 43-21 | KINOSHITA Tsutomu |
| IZUMI Takashi | 50-14 | KITAMURA Momona |
| IZUMI Takashi | 38-26 | OHUCHI Tose |
| NAKAMURA Kazuki | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | OHUCHI Tose |
| NAKAMURA Kazuki | 51-13 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | MATSUSHITA Junichi |
| IZUMI Takashi | 59-05 | OKINAWA Soutarou |
| IZUMI Takashi | 62-02 | OKINAWA Kouyuu |
| IZUMI Takashi | 50-14 | NAKAMURA Kazuki |
| IZUMI Takashi | 33-31 | OHUCHI Takeshi |
| NAGASHIMA Kazuhito | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | KITAMURA Momona |
| IZUMI Takashi | 51-13 | OHUCHI Takeshi |
| NAGASHIMA Kazuhito | 33-31 | IZUMI Takashi |
| KITAMURA Momona | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 61-03 | TASHIRO Kouji |
| NAKAMURA Kazuki | 41-23 | IZUMI Takashi |
| NAKANO Jo | 36-28 | IZUMI Takashi |
| OSATO Suguru | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 43-21 | SHIMIZU Eishin |
| HISHIYAMA Yuichi | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | WADA Masaki |
| IZUMI Takashi | 36-28 | OSHIMIZU Takanori |
| IZUMI Takashi | 32-32 | NAKANO Jo |
| IZUMI Takashi | 39-25 | MITSUYA Nobuaki |
| TAKAHASHI Hisashi | 33-31 | IZUMI Takashi |
| TAGUCHI Mika | 35-29 | IZUMI Takashi |
| IZUMI Takashi | won against | WADA Chiaki |
| IZUMI Takashi | won against | YAMAZAKI Keita |
| KANOU Eishi | won against | IZUMI Takashi |
| TAKAHASHI Akihiro | won against | IZUMI Takashi |
| HISHIYAMA Yuichi | won against | IZUMI Takashi |
| IZUMI Takashi | won against | ITAGAKI Kenichi |
| IZUMI Takashi | won against | KIYONOBU Kenta |
| IZUMI Takashi | 47-17 | ARAKI Yu |
| IZUMI Takashi | 55-09 | ARAKI Ryo |
| IZUMI Takashi | 42-22 | IWAKURA Hiroaki |
| IZUMI Takashi | 55-09 | OHUCHI Takeshi |
| GOTO Masahiro | 48-16 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | SHIMIZU Eishin |
| IZUMI Takashi | 35-29 | USHIRO Hideaki |
| IZUMI Takashi | 33-31 | GOTO Masahiro |
| IZUMI Takashi | 45-19 | SHIMIZU Eishin |
| IZUMI Takashi | 64-00 | MATSUSHITA Ao |
| OKUDA Tsuyoshi | 38-26 | IZUMI Takashi |
| NAKAMURA Kazuki | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | OHUCHI Takeshi |
| OHTAKE Kosuke | 44-20 | IZUMI Takashi |
| KIKUCHI Takafumi | 32-32 | IZUMI Takashi |
| NARA Souma | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | OHUCHI Tose |
| IZUMI Takashi | 44-20 | KINOSHITA Tsutomu |
| IZUMI Takashi | 49-15 | KITAMURA Momona |
| IZUMI Takashi | 36-28 | OHUCHI Takeshi |
| IZUMI Takashi | 46-18 | OHUCHI Tose |
| IZUMI Takashi | 38-26 | KOBAYASHI Manabu |
| IZUMI Takashi | 38-26 | NAKAMURA Kazuki |
| IZUMI Takashi | 38-26 | OHUCHI Takeshi |
| IZUMI Takashi | 42-22 | HAYAKAWA Kei |
| IZUMI Takashi | 42-22 | KITAMURA Momona |
| IZUMI Takashi | 42-22 | OHTAKE Kosuke |
| NAKAMURA Kazuki | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 56-08 | ARAKI Yu |
| IZUMI Takashi | 39-25 | SHIMIZU Eishin |
| IZUMI Takashi | 41-23 | OHUCHI Tose |
| HAYASAKA Toshie | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 58-06 | HORIUCHI Keiko |
| IZUMI Takashi | 37-27 | AKAGI Tachiro |
| OSHIMA Yusuke | 49-15 | IZUMI Takashi |
| IZUMI Takashi | won against | TAKAHASHI Ya |
| NAKAMURA Kazuki | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 54-10 | SHINDO Aoba |
2016-12-25: 5_Mito_endurance_game(Japan)
2016-12-24: 174_Nagareyama_open(Japan)
2016-12-11: 56_Mito_Jishi_games(Japan)
2016-11-23: 100_Mito_meeting(Japan)
2016-11-20: 137_Nagareyama_open(Japan)
2016-10-23: 99_Mito_meeting(Japan)
2016-10-08: 110_Chiyarenshi_open_advanced(Japan)
2016-10-01: 172_Nagareyama_open(Japan)
2016-09-19: 55_Mito_Jishi_games(Japan)
2016-06-12: 44_All_Japan_Ibaraki_prelim(Japan)
2016-05-08: 169_Nagareyama_open(Japan)
2016-05-05: 4_Mito_endurance_game(Japan)
2016-05-01: 54_Mito_Jishi_games(Japan)
2016-04-17: 98_Mito_meeting(Japan)
2016-04-03: 53_Mito_Jishi_games(Japan)
2016-03-27: 97_Mito_meeting(Japan)
2016-03-20: 37_Meijin(Japan)
2016-02-28: 51_Nagoya_new_star_games(Japan)
2016-02-14: 11_Ibaraki_expert_games(Japan)
2016-01-31: 96_Mito_meeting(Japan)
2016-01-10: 50_Nagoya_new_star_games(Japan)
2016-01-03: Shinagawa_open_2016(Japan)
| KITAMURA Momona | 37-27 | IZUMI Takashi |
| MIURA Toshie | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | HORIUCHI Keiko |
| NAKAMURA Kazuki | 51-13 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | OHUCHI Tose |
| IZUMI Takashi | 41-23 | HAYASAKA Toshie |
| NAGASHIMA Kazuhito | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 32-32 | OSHIMIZU Takanori |
| IZUMI Takashi | 45-19 | SATO Hisakazu |
| IZUMI Takashi | 36-28 | MIURA Toshie |
| IZUMI Takashi | 38-26 | HAYASAKA Toshie |
| IZUMI Takashi | 38-26 | MABUCHI Yuta |
| IZUMI Takashi | 35-29 | OSHIMIZU Takanori |
| IZUMI Takashi | 33-31 | NAKAMURA Kazuki |
| IZUMI Takashi | 38-26 | TSUCHIYA Shotaro |
| SATO Hisakazu | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | SHINDO You |
| IZUMI Takashi | 42-22 | SAWADA Takehiko |
| IZUMI Takashi | 42-22 | MATSUMOTO Makoto |
| IZUMI Takashi | 47-17 | KATORI Michihiro |
| ISOBE Masaki | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | NARA Souma |
| TSUCHIYA Shotaro | 34-30 | IZUMI Takashi |
| NAKAMURA Kazuki | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | OHUCHI Takeshi |
| IZUMI Takashi | 37-27 | KITAMURA Momona |
| IZUMI Takashi | 33-31 | YAMAGATA Naohiro |
| IZUMI Takashi | 33-31 | HAYAKAWA Kei |
| IZUMI Takashi | 46-18 | OHUCHI Tose |
| IZUMI Takashi | 39-25 | OHTAKE Kosuke |
| IZUMI Takashi | 48-16 | KINOSHITA Tsutomu |
| IZUMI Takashi | 49-15 | KITAMURA Momona |
| IZUMI Takashi | 59-05 | HAYAKAWA Kei |
| IZUMI Takashi | 39-25 | KINOSHITA Takao |
| NARUMI Hisatoshi | 53-11 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | KITIGAWA Mami |
| IZUMI Takashi | 34-30 | KOBAYASHI Manabu |
| ISOBE Masaki | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | NAKAMURA Kazuki |
| IZUMI Takashi | 35-29 | KOSHINO Kazuhiko |
| IZUMI Takashi | 55-09 | ABE Katsushi |
| SATO Hisakazu | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 57-07 | KINOSHITA Tsutomu |
| MATSUSHITA Junichi | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 51-13 | OHUCHI Takeshi |
| IZUMI Takashi | 40-24 | KIKUCHI Takafumi |
| FUKUCHI Keisuke | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | TATSUMI-IIJIMA Yukiko |
| IZUMI Takashi | 38-26 | TOMINAGA Kenta |
| MITSUYA Nobuaki | 48-16 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | IIJIMA Takamune |
| KAMEDA Ryota | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | KOBAYASHI Manabu |
| IZUMI Takashi | won against | KUDOU Yuusei |
| IZUMI Takashi | 45-19 | OSATO Suguru |
| IZUMI Takashi | won against | MURAKAMI Takeshi |
| IZUMI Takashi | won against | ISOBE Masaki |
| IZUMI Takashi | 37-27 | KURAHASHI Satoshi |
| ARAI Hiroyuki | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | HORIUCHI Keiko |
| IZUMI Takashi | 59-05 | SHIGETOMI Masato |
| IZUMI Takashi | 51-13 | OHUCHI Takeshi |
| WAKIMOTO Naoyuki | 37-27 | IZUMI Takashi |
| MIYAZAKI Yuji | 50-14 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | OHUCHI Takeshi |
| ARAI Hiroyuki | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | OHTAKE Kosuke |
| IZUMI Takashi | 33-31 | WAKIMOTO Naoyuki |
| IZUMI Takashi | 35-29 | NARA Souma |
| KINOSHITA Tsutomu | 33-31 | IZUMI Takashi |
| YUUKI Kousei | 53-11 | IZUMI Takashi |
| TANI Katsuya | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | MATSUMOTO Makoto |
| NARA Souma | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | OHTAKE Kosuke |
| TAKAHASHI Shiu | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | TOMI Kazuko |
| MABUCHI Yuta | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | KIKUCHI Takafumi |
| IZUMI Takashi | 42-22 | OHTAKE Kosuke |
| IZUMI Takashi | 43-21 | TAKAHASHI Shiu |
| IZUMI Takashi | 41-23 | NAKAMURA Keiko |
| IZUMI Takashi | 40-24 | ISHIDA Kazuaki |
| IZUMI Takashi | 46-18 | TOMI Kazuko |
| IZUMI Takashi | 55-09 | OHUCHI Tose |
| IZUMI Takashi | 50-14 | MATSUYAMA Takashi |
| IZUMI Takashi | 49-15 | MATSUSHITA Junichi |
| IZUMI Takashi | 40-24 | MATSUSHITA Sakura |
| IZUMI Takashi | 38-26 | NAKAMURA Keiko |
| IZUMI Takashi | 33-31 | OHTAKE Kosuke |
| IZUMI Takashi | 49-15 | TAKAHASHI Shiu |
| IZUMI Takashi | 46-18 | KIKUCHI Takafumi |
| IZUMI Takashi | 37-27 | ISHIDA Kazuaki |
| IZUMI Takashi | 52-12 | MATSUSHITA Sakura |
| IZUMI Takashi | 57-07 | MATSUYAMA Takashi |
| IZUMI Takashi | 41-23 | OHUCHI Takeshi |
| IZUMI Takashi | 45-19 | TOMI Kazuko |
| IZUMI Takashi | 38-26 | SATO Hisakazu |
| YUUKI Kousei | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 57-07 | YUUKI Kokujin |
| IZUMI Takashi | 34-30 | SUDOU Akihiro |
| IZUMI Takashi | 57-07 | TATEISHI Ai |
| IZUMI Takashi | 49-15 | KITAMURA Momona |
| IZUMI Takashi | 51-13 | KINOSHITA Takao |
| IZUMI Takashi | 48-16 | KINOSHITA Tsutomu |
| IZUMI Takashi | 58-06 | MATSUSHITA Sakura |
| IZUMI Takashi | 64-00 | MATSUSHITA Riku |
| IZUMI Takashi | 45-19 | SATO Koichiro |
| IZUMI Takashi | 39-25 | YUUKI Kousei |
| IZUMI Takashi | 53-11 | OHTAKE Kosuke |
| IZUMI Takashi | 57-07 | ARAKI Yu |
| IZUMI Takashi | 40-24 | ARAKI Yu |
| IZUMI Takashi | 41-23 | ARAKI Ryo |
| IZUMI Takashi | 58-06 | HAYAKAWA Kei |
| IZUMI Takashi | 42-22 | SHIGETOMI Masato |
| IZUMI Takashi | 50-14 | KITAMURA Momona |
| IZUMI Takashi | 46-18 | OHUCHI Takeshi |
| IZUMI Takashi | won against | HAGA Kazutoshi |
| MURAKAMI Takeshi | won against | IZUMI Takashi |
| OKABAYASHI Noguchi | won against | IZUMI Takashi |
| SUGAWARA Misa | won against | IZUMI Takashi |
| IZUMI Takashi | won against | NAKAYAMA Takahiro |
| TAKIGAWA Mitsuaki | won against | IZUMI Takashi |
| IZUMI Takashi | won against | ISOBE Masaki |
| IZUMI Takashi | 39-25 | YUUKI Kokujin |
| IZUMI Takashi | 49-15 | SHIGETOMI Masato |
| IZUMI Takashi | 50-14 | HAYAKAWA Kei |
| TANI Katsuya | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | YUUKI Kousei |
| IZUMI Takashi | 48-16 | KINOSHITA Takao |
| IZUMI Takashi | 46-18 | ARAI Hiroyuki |
| TAKIZAWA Nobuyuki | 46-18 | IZUMI Takashi |
| TANI Katsuya | 48-16 | IZUMI Takashi |
| IZUMI Takashi | 58-06 | MATSUSHITA Junichi |
| NAKAMURA Keiko | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 49-15 | KINOSHITA Tsutomu |
| IZUMI Takashi | 47-17 | OHUCHI Takeshi |
| ARAI Hiroyuki | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 55-09 | KINOSHITA Takao |
| IZUMI Takashi | 35-29 | KINOSHITA Tsutomu |
| IZUMI Takashi | 55-09 | SHIGETOMI Masato |
| IZUMI Takashi | 52-12 | KAWASAKI Bunji |
| IZUMI Takashi | 35-29 | HAYAKAWA Kei |
| NAKAMURA Keiko | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 63-01 | MATSUSHITA Sakura |
| IZUMI Takashi | 43-21 | YUUKI Kokujin |
| IZUMI Takashi | 43-21 | GOTO Masahiro |
| IZUMI Takashi | 38-26 | ISHIKAWA Akira |
| KAMIKURA Daisuke | 40-24 | IZUMI Takashi |
| NARUMI Hisatoshi | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | TODOKORO Tae |
| TAKAMIZAWA Daiki | 33-31 | IZUMI Takashi |
| TAKANASHI Yusuke | 46-18 | IZUMI Takashi |
| IZUMI Takashi | 54-10 | SASAKI Yasuyuki |
2015-12-27: 3_Mito_endurance_game(Japan)
2015-12-23: 49_Nagoya_new_star_games(Japan)
2015-12-13: 95_Mito_meeting(Japan)
2015-11-29: 48_Nagoya_new_star_games(Japan)
2015-11-15: 94_Mito_meeting(Japan)
2015-10-31: 47_Nagoya_new_star_games(Japan)
2015-09-27: 45_Mito_Jishi_games(Japan)
2015-09-13: 93_Mito_meeting(Japan)
2015-09-06: 10_Ouza_sen(Japan)
2015-08-22: 44_Mito_Jishi_games(Japan)
2015-07-19: 43_All_Japan_open_championship(Japan)
2015-06-28: 92_Mito_meeting(Japan)
2015-06-14: 43_All_Japan_Ibaraki_prelim(Japan)
2015-05-31: 43_Mito_Jishi_games(Japan)
2015-05-24: 42_Mito_Jishi_games(Japan)
2015-05-03: 2_Mito_endurance_game(Japan)
2015-04-29: 3_Tokyo_open(Japan)
2015-04-19: 2_Toyama_open(Japan)
2015-04-12: 91_Mito_meeting(Japan)
2015-04-05: 3_Yokohama_challenge(Japan)
2015-04-04: 41_Mito_Jishi_games(Japan)
2015-03-29: 50_Tatebayashi_open(Japan)
2015-03-22: 36_Meijin(Japan)
2015-03-15: 40_Mito_Jishi_games(Japan)
2015-03-14: 93_Chiyarenshi_open(Japan)
2015-03-08: 39_Mito_Jishi_games(Japan)
2015-03-07: 29_Inuyama_open(Japan)
2015-03-01: 92_Kanagawa_open(Japan)
2015-02-28: 98_Shinagawa_open(Japan)
2015-02-08: 10_Ibaraki_expert_games(Japan)
2015-01-25: 38_Mito_Jishi_games(Japan)
| IZUMI Takashi | 64-00 | MATSUSHITA Sakura |
| IZUMI Takashi | 33-31 | TANI Katsuya |
| IZUMI Takashi | 50-14 | KIKUCHI Takafumi |
| NAMIKI Kazunari | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | OHUCHI Tose |
| IZUMI Takashi | 50-14 | OHUCHI Takeshi |
| IZUMI Takashi | 52-12 | MATSUSHITA Junichi |
| IZUMI Takashi | 46-18 | OHUCHI Takeshi |
| IZUMI Takashi | 36-28 | NAMIKI Kazunari |
| IZUMI Takashi | 40-24 | TANI Katsuya |
| IZUMI Takashi | 46-18 | ARAI Hiroyuki |
| KIKUCHI Takafumi | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 55-09 | OHUCHI Tose |
| IZUMI Takashi | 53-11 | TANI Katsuya |
| IZUMI Takashi | 35-29 | KIKUCHI Takafumi |
| IZUMI Takashi | 47-17 | HAYAKAWA Kei |
| ARAI Hiroyuki | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | ARAKI Ryo |
| IZUMI Takashi | 51-13 | OHTAKE Kosuke |
| IZUMI Takashi | 35-29 | ARAI Hiroyuki |
| IWAKURA Hiroaki | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | SHIGETOMI Masato |
| IZUMI Takashi | 54-10 | SHIGETOMI Masato |
| IZUMI Takashi | 57-07 | ARAKI Yu |
| IZUMI Takashi | 63-01 | OHUCHI Takeshi |
| IZUMI Takashi | 41-23 | EBIHARA Yusuke |
| IZUMI Takashi | 44-20 | HAYAKAWA Kei |
| IZUMI Takashi | 53-11 | OHUCHI Tose |
| IZUMI Takashi | 64-00 | MATSUSHITA Sakura |
| IZUMI Takashi | 43-21 | TANI Katsuya |
| AOKI Tatsuya | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 49-15 | SHIGETOMI Masato |
| IZUMI Takashi | 53-11 | OHUCHI Takeshi |
| IZUMI Takashi | 35-29 | OHUCHI Tose |
| IZUMI Takashi | 40-24 | KINOSHITA Takao |
| IZUMI Takashi | 33-31 | KINOSHITA Tsutomu |
| IZUMI Takashi | 50-14 | TANI Katsuya |
| IZUMI Takashi | 38-26 | SHIGETOMI Masato |
| IZUMI Takashi | 56-08 | HAYAKAWA Kei |
| IZUMI Takashi | 55-09 | UTAKA Kenji |
| ARAI Hiroyuki | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 47-17 | KITAMURA Momona |
| IZUMI Takashi | 49-15 | KAWASAKI Bunji |
| IZUMI Takashi | 64-00 | KAWASAKI Tanbo |
| IZUMI Takashi | 50-14 | UTAKA Kenji |
| IZUMI Takashi | 45-19 | OHUCHI Takeshi |
| IZUMI Takashi | 47-17 | MATSUSHITA Sakura |
| IZUMI Takashi | 49-15 | MATSUSHITA Junichi |
| ARAI Hiroyuki | 46-18 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | KATAOKA Daiki |
| UTAKA Kenji | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | TANI Katsuya |
| IZUMI Takashi | 35-29 | KINOSHITA Tsutomu |
| IZUMI Takashi | 50-14 | OHUCHI Takeshi |
| IZUMI Takashi | 58-06 | KAWASAKI Bunji |
| IZUMI Takashi | 40-24 | OSHIMIZU Takanori |
| NAKAMORI Hiroki | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | FUNATSU Asuka |
| AIHARA Shigeaki | 34-30 | IZUMI Takashi |
| KITAJIMA Hideki | 53-11 | IZUMI Takashi |
| NARA Souma | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | KAWABATA Seiji |
| IZUMI Takashi | 39-25 | HAMA Masayuki |
| IZUMI Takashi | 33-31 | HAMA Kouta |
| IZUMI Takashi | 35-29 | OHUCHI Takeshi |
| IZUMI Takashi | 46-18 | WATANABE Tomonori |
| IZUMI Takashi | won against | SUZUKI Yuta |
| KANOU Eishi | won against | IZUMI Takashi |
| KURIHARA Tomoyuki | won against | IZUMI Takashi |
| SATO Koichiro | won against | IZUMI Takashi |
| MATSUYA Shinpei | won against | IZUMI Takashi |
| IZUMI Takashi | won against | KAMEMOTO Osamu |
| IZUMI Takashi | 35-29 | AKITA Takuma |
| IZUMI Takashi | 50-14 | ARAKI Yu |
| IZUMI Takashi | 33-31 | ARAI Hiroyuki |
| KINOSHITA Tsutomu | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | OHTAKE Kosuke |
| IZUMI Takashi | 60-04 | OHUCHI Takeshi |
| IZUMI Takashi | 36-28 | NARA Souma |
| IZUMI Takashi | 41-23 | WAKIMOTO Naoyuki |
| IZUMI Takashi | 35-29 | ARAI Hiroyuki |
| TAKIZAWA Nobuyuki | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | NAKAMURA Keiko |
| OHTAKE Kosuke | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | KINOSHITA Tsutomu |
| IZUMI Takashi | 37-27 | TOMI Kazuko |
| IZUMI Takashi | 46-18 | SUDOU Akihiro |
| ARAI Hiroyuki | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 59-05 | OHUCHI Takeshi |
| IZUMI Takashi | 35-29 | ARAI Hiroyuki |
| IZUMI Takashi | 51-13 | OHUCHI Takeshi |
| IZUMI Takashi | 55-09 | KITAMURA Momona |
| IZUMI Takashi | 35-29 | HIRABAYASHI Eiji |
| IZUMI Takashi | 42-22 | TANAKA Atsushi |
| IZUMI Takashi | 50-14 | UTAKA Kenji |
| IZUMI Takashi | 33-31 | OHUCHI Takeshi |
| IZUMI Takashi | 36-28 | TATSUMI-IIJIMA Yukiko |
| SATO Hisakazu | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | YAMAKAWA Yasuo |
| IZUMI Takashi | 41-23 | OHE Yoshimaru |
| IZUMI Takashi | 39-25 | TANAKA Atsushi |
| IZUMI Takashi | 35-29 | IIJIMA Takamune |
| IZUMI Takashi | 32-32 | WATANABE Keiichi |
| IZUMI Takashi | 37-27 | NAKAMURA Keiko |
| IZUMI Takashi | 50-14 | SUZUKI Kenji |
| IZUMI Takashi | 44-20 | KOBAYASHI Manabu |
| SATO Hisakazu | 32-32 | IZUMI Takashi |
| TANAKA Atsushi | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 50-14 | TATSUMI-IIJIMA Yukiko |
| IIJIMA Takamune | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | OHE Yoshimaru |
| IZUMI Takashi | 46-18 | NAKAMURA Keiko |
| IZUMI Takashi | 46-18 | KOBAYASHI Manabu |
| IZUMI Takashi | 55-09 | WATANABE Keiichi |
| IZUMI Takashi | 43-21 | YAMAKAWA Yasuo |
| IZUMI Takashi | 33-31 | MURAKAMI Takeshi |
| IZUMI Takashi | won against | URANO Kento |
| IWATA Hiroyuki | won against | IZUMI Takashi |
| ABE Yura | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | TAKEDA Kyoko |
| NAMIKI Kazunari | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | SASAKI Minoru |
| SAITO Shigehiro | 35-29 | IZUMI Takashi |
| SANO Hidekazu | 38-26 | IZUMI Takashi |
| NAKAYAMA Mari | 37-27 | IZUMI Takashi |
| NAGASAKI Hidekazu | 40-24 | IZUMI Takashi |
| KINOSHITA Tsutomu | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | KAWASAKI Bunji |
| IZUMI Takashi | 36-28 | HAMA Kouta |
| IZUMI Takashi | 47-17 | KAWABATA Seiji |
| OHTAKE Kosuke | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | KINOSHITA Takao |
| TSUCHIYA Ryosuke | 32-32 | IZUMI Takashi |
| NODA Bintatsu | 33-31 | IZUMI Takashi |
| ITAGAKI Kenichi | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | NAKAZAWA Junichi |
| SATANI Tetsu | 53-11 | IZUMI Takashi |
| IZUMI Takashi | 43-21 | KOSHINO Kazuhiko |
| IZUMI Takashi | 36-28 | GOH Jun Jie Anthony |
| HAMA Kouta | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | HAMA Shunsuke |
| HAMA Masayuki | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | MIYASHITA Hiroshi |
| IZUMI Takashi | 37-27 | HISHIYAMA Yuichi |
| KITANO Takumi | 48-16 | IZUMI Takashi |
| KITANO Ochachi | 48-16 | IZUMI Takashi |
| SAWAKI Yusuke | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | URUSHIHARA Kazuhiro |
| IZUMI Takashi | won against | NAKANISHI Hiromi |
| IZUMI Takashi | won against | OHMORI Keita |
| IZUMI Takashi | won against | HAGA Kazutoshi |
| IZUMI Takashi | won against | TAKIZAWA Nobuyuki |
| OSHIMIZU Takanori | won against | IZUMI Takashi |
| MIYAOKA Tamaki | won against | IZUMI Takashi |
| SHIMIZU Naoki | won against | IZUMI Takashi |
| HAMA Masayuki | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 51-13 | WATANABE Tomonori |
| IZUMI Takashi | 34-30 | OSHIMIZU Takanori |
| IZUMI Takashi | 48-16 | WATANABE Katsuhiko |
| HAMA Kouta | 37-27 | IZUMI Takashi |
| YAMAKAWA Takashi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | OHNO Atsuko |
| IZUMI Takashi | 33-31 | KURAHASHI Satoshi |
| IWAKURA Hiroaki | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | SOUDA Shun |
| IZUMI Takashi | 34-30 | SAITO Aya |
| IZUMI Takashi | 34-30 | WATANABE Tomonori |
| GOTO Masahiro | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | WATANABE Keiichi |
| IZUMI Takashi | 39-25 | WATANABE Katsuhiko |
| ARAI Hiroyuki | 39-25 | IZUMI Takashi |
| SATO Reiko | 37-27 | IZUMI Takashi |
| FUJITA Takeshi | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | ITO Yuta |
| IZUMI Takashi | 38-26 | KOYASHIKI Ken |
| IZUMI Takashi | 46-18 | YAMADA Yutaka |
| FUJIOKA Ken | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | FUJIOKA Ken |
| TATSUMI-IIJIMA Yukiko | 46-18 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | TAKAHASHI Hisashi |
| IZUMI Takashi | 38-26 | MITSUYA Nobuaki |
| IZUMI Takashi | 40-24 | KURIHARA Aru |
| FUKUCHI Keisuke | 36-28 | IZUMI Takashi |
| AKAGI Tachiro | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | TAKAHASHI Hisashi |
| NAKAJIMA Tetsuya | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | WATANABE Keiichi |
| TATSUMI-IIJIMA Yukiko | won against | IZUMI Takashi |
| IZUMI Takashi | 41-23 | NARUMI Hisatoshi |
| MITSUYA Nobuaki | 41-23 | IZUMI Takashi |
| KIKUCHI Takafumi | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | HAMA Kouta |
| IZUMI Takashi | 46-18 | YUUKI Kousei |
| IZUMI Takashi | 42-22 | NAGASHIMA Kazuhito |
| WATANABE Tomonori | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | KINOSHITA Tsutomu |
| IZUMI Takashi | 45-19 | AKITA Takuma |
| TANAKA Atsushi | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | ISHIKAWA Akira |
| TANAKA Shuntaro | 49-15 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | WATANABE Tomonori |
2014-12-27: 90_Mito_meeting(Japan)
2014-11-23: 89_Mito_meeting(Japan)
2014-10-26: 88_Mito_meeting(Japan)
2014-10-12: 3_team_Shinagawa_open(Japan)
2014-09-20: 37_Mito_Jishi_games(Japan)
2014-08-17: Mito_Jishi_games(Japan)
2014-07-13: 42_All_Japan_Championship(Japan)
2014-06-14: 42_All_Japan_Ibaraki_prelim(Japan)
2014-05-03: 35_Mito_Jishi_games(Japan)
2014-04-26: 34_Mito_Jishi_games(Japan)
2014-02-11: 9_Ibaraki_expert_games(Japan)
2014-02-01: 33_Mito_Jishi_games(Japan)
2014-01-13: 86_Mito_meeting(Japan)
2014-01-04: 32_Mito_Jishi_games(Japan)
| NAKAMURA Yasu | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | HAMA Kouta |
| WATANABE Tomonori | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | WATANABE Katsuhiko |
| OSHIMIZU Takanori | 49-15 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | KITAMURA Momona |
| IZUMI Takashi | 33-31 | HAMA Kouta |
| IZUMI Takashi | 43-21 | NAKAMURA Keiko |
| IZUMI Takashi | 51-13 | WATANABE Keiichi |
| TANAKA Atsushi | 44-20 | IZUMI Takashi |
| IZUMI Takashi | 54-10 | HAMA Masayuki |
| TATENO Ryuuji | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | KINOSHITA Tsutomu |
| NAKAMURA Keiko | 48-16 | IZUMI Takashi |
| IZUMI Takashi | 58-06 | ABE Katsushi |
| IZUMI Takashi | 51-13 | WATANABE Katsuhiko |
| IZUMI Takashi | 44-20 | KINOSHITA Takao |
| IZUMI Takashi | 49-15 | NAKAMURA Yasu |
| KAMIKURA Daisuke | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | MATSUZAWA Sato |
| KATSURA Hisatoshi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | KITANO Ochachi |
| TATSUMI-IIJIMA Yukiko | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | KAWASAKI Tanbo |
| TOMI Kazuko | 32-32 | IZUMI Takashi |
| HAMA Kouta | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | HAMA Masayuki |
| IZUMI Takashi | 40-24 | NAGAO Hiroto |
| SATO Hisakazu | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | ISAKA Tomoaki |
| IZUMI Takashi | 46-18 | HAMA Masayuki |
| IZUMI Takashi | 56-08 | MIURA Toshie |
| NAKAMURA Keiko | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | KOBAYASHI Manabu |
| IZUMI Takashi | won against | MATSUYA Shinpei |
| IMOTO Wataru | won against | IZUMI Takashi |
| IZUMI Takashi | won against | YOSHIDA Taisaku |
| IZUMI Takashi | won against | HAYASHI Taka |
| SASAKI Sohei | won against | IZUMI Takashi |
| IZUMI Takashi | won against | URUSHIHARA Kazuhiro |
| IZUMI Takashi | 38-26 | KIKUCHI Junichi |
| NAKAMURA Keiko | 46-18 | IZUMI Takashi |
| AKITA Takuma | 36-28 | IZUMI Takashi |
| HAMA Kouta | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | TOMI Kazuko |
| IZUMI Takashi | 38-26 | TOMURA Sho |
| IZUMI Takashi | 44-20 | OHTAKE Kosuke |
| IZUMI Takashi | 55-09 | KINOSHITA Takao |
| IZUMI Takashi | 43-21 | HAMA Kouta |
| IZUMI Takashi | 54-10 | KINOSHITA Takao |
| IZUMI Takashi | 41-23 | AKITA Takuma |
| NAKAMURA Keiko | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 55-09 | KOBAYASHI Manabu |
| IZUMI Takashi | 35-29 | ARAI Hiroyuki |
| IZUMI Takashi | 42-22 | AKITA Takuma |
| IZUMI Takashi | 33-31 | NAKAMURA Keiko |
| OHTAKE Kosuke | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 51-13 | KAWASAKI Bunji |
| IZUMI Takashi | 61-03 | KAWASAKI Tanbo |
| IZUMI Takashi | 43-21 | YUUKI Kousei |
| IZUMI Takashi | 53-11 | KINOSHITA Tsutomu |
| IZUMI Takashi | 44-20 | YUUKI Kokujin |
| IZUMI Takashi | 35-29 | KINOSHITA Takao |
| IZUMI Takashi | 51-13 | OHTAKE Kosuke |
| IZUMI Takashi | 50-14 | YUUKI Kousei |
| KINOSHITA Tsutomu | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | HISHIYAMA Yuichi |
| IZUMI Takashi | 42-22 | HAMA Kouta |
| KITANO Ochachi | 35-29 | IZUMI Takashi |
| KITANO Takumi | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | HAMA Masayuki |
| IZUMI Takashi | 39-25 | TAKAHASHI Hisashi |
| NAGAO Hiroto | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | HAMA Kouta |
| KINOSHITA Takao | 50-14 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | KINOSHITA Tsutomu |
| IZUMI Takashi | 42-22 | SATO Hisakazu |
| TATENO Ryuuji | 32-32 | IZUMI Takashi |
| HAMA Kouta | 38-26 | IZUMI Takashi |
| KATORI Michihiro | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | HAMA Masayuki |
2013-12-28: 1_Mito_endurance_open(Japan)
2013-12-23: 5_Mito_dragon_games(Japan)
2013-12-21: 4_Tsubuka_open(Japan)
2013-12-15: 85_Mito_meeting(Japan)
2013-12-07: 31_Mito_Jishi_games(Japan)
2013-11-23: 30_Mito_Jishi_games(Japan)
2013-11-10: 2014_OWC_qualif(Japan)
2013-11-04: 84_Mito_meeting(Japan)
2013-10-26: 82_Mito_meeting(Japan)
2013-10-26: 83_Mito_meeting(Japan)
2013-10-13: 2_team_Shinagawa_open(Japan)
2013-10-12: 89_Shinagawa_open(Japan)
2013-10-05: 29_Mito_Jishi_games(Japan)
2013-09-23: 81_Mito_meeting(Japan)
2013-09-07: 28_Mito_Jishi_games(Japan)
2013-09-01: 8_Ouza_sen(Japan)
2013-08-17: 80_Mito_meeting(Japan)
2013-08-11: 3_Tsukuba_open(Japan)
2013-08-10: 27_Mito_Jishi_games(Japan)
2013-07-14: 41_All_Japan_championship(Japan)
2013-07-06: 26_Mito_Jishi_games(Japan)
2013-06-09: 41_All_Japan_Ibaraki_prelim(Japan)
2013-06-01: 25_Mito_Jishi_games(Japan)
2013-05-19: 79_Mito_meeting_youth(Japan)
2013-05-12: 8_Tsukuba_open(Japan)
2013-05-04: 24_Mito_Jishi_games(Japan)
2013-04-29: 78_Mito_meeting_youth(Japan)
2013-04-06: 23_period_Mito_Jishi_games(Japan)
2013-03-31: 34_Meijin(Japan)
2013-03-20: 77_Mito_meeting(Japan)
2013-03-02: 22_period_Mito_Jishi_games(Japan)
2013-02-11: 8_Ibaraki_expert_game(Japan)
2013-02-03: 7_secondary_open(Japan)
2013-02-02: 21_period_Mito_Jishi_games(Japan)
2013-01-13: 76_Mito_meeting(Japan)
2013-01-05: 20_period_Mito_Jishi_games(Japan)
| KOBAYASHI Manabu | 54-10 | IZUMI Takashi |
| HAMA Masayuki | 33-31 | IZUMI Takashi |
| SUZUKI Keinosuke | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | NAKAMURA Keiko |
| OKUDA Tsuyoshi | 44-20 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | HAMA Kouta |
| WATANABE Keiichi | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | KOBAYASHI Manabu |
| IZUMI Takashi | 46-18 | HAMA Masayuki |
| IZUMI Takashi | 55-09 | SUZUKI Keinosuke |
| IZUMI Takashi | 33-31 | NAKAMURA Keiko |
| IZUMI Takashi | 54-10 | OKUDA Tsuyoshi |
| IZUMI Takashi | 40-24 | HAMA Kouta |
| IZUMI Takashi | 44-20 | WATANABE Keiichi |
| IZUMI Takashi | 39-25 | WATANABE Keiichi |
| NAKAMURA Keiko | 35-29 | IZUMI Takashi |
| OSHIMIZU Takanori | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | WATANABE Keiichi |
| NAGAO Hiroto | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | YUUKI Kousei |
| IZUMI Takashi | 60-04 | ICHIGE Hiroyuki |
| WATANABE Katsuhiko | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | WATANABE Tomonori |
| IZUMI Takashi | 44-20 | KIKUCHI Takafumi |
| IZUMI Takashi | 41-23 | SHIMIZU Shota |
| IZUMI Takashi | 64-00 | MITSUYOSHI Taiki |
| IZUMI Takashi | 52-12 | HISHIYAMA Yuichi |
| AKAGI Tachiro | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | TATSUMI-IIJIMA Yukiko |
| IZUMI Takashi | 32-32 | TANAKA Atsushi |
| HAYASAKA Toshie | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | TAKAHASHI Hisashi |
| IZUMI Takashi | 34-30 | TOMURA Sho |
| IZUMI Takashi | 38-26 | HAMA Kouta |
| IZUMI Takashi | 34-30 | HAMA Masayuki |
| IZUMI Takashi | 51-13 | KAWASAKI Bunji |
| IZUMI Takashi | 34-30 | HAMA Masayuki |
| IZUMI Takashi | 51-13 | HAMA Shunsuke |
| IZUMI Takashi | 47-17 | HAMA Kouta |
| YUUKI Kousei | 32-32 | IZUMI Takashi |
| OSHIMIZU Takanori | 33-31 | IZUMI Takashi |
| IZUMI Takashi | won against | SAKAGUCHI Kazuhiro |
| NAKAJIMA Tetsuya | won against | IZUMI Takashi |
| ISHIZAKI Hikaru | won against | IZUMI Takashi |
| IZUMI Takashi | won against | SHINOHARA Ryo |
| TSUKAMOTO Kazuma | won against | IZUMI Takashi |
| IZUMI Takashi | won against | HORIUCHI Keiko |
| ARAKI Yasuyuki | won against | IZUMI Takashi |
| IZUMI Takashi | 45-19 | OHTAKE Kosuke |
| TAKAHASHI Hisashi | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 50-14 | KAWASAKI Bunji |
| IZUMI Takashi | 42-22 | MOTO Kajishi |
| TANAKA Shuntaro | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 61-03 | KAWASAKI Tanbo |
| IZUMI Takashi | 34-30 | WATANABE Keiichi |
| IZUMI Takashi | 44-20 | WATANABE Keiichi |
| WATANABE Keiichi | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 56-08 | WATANABE Keiichi |
| IZUMI Takashi | 53-11 | WATANABE Keiichi |
| HAMA Kouta | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 51-13 | HAMA Masayuki |
| WATANABE Keiichi | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | HAMA Masayuki |
| IZUMI Takashi | 42-22 | WATANABE Keiichi |
| HAMA Kouta | 38-26 | IZUMI Takashi |
| WATANABE Keiichi | 40-24 | IZUMI Takashi |
| YOSHIDA Shigenobu | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | MATSUZAWA Masa |
| IZUMI Takashi | 33-31 | NISHIYAMA Momoko |
| IZUMI Takashi | 37-27 | IWAKURA Hiroaki |
| TAKAGI Yosuke | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | SHIROTA Yasuto |
| IZUMI Takashi | 37-27 | MITSUYA Nobuaki |
| IZUMI Takashi | 35-29 | TAKIGAWA Mitsuaki |
| SUEKUNI Makoto | 33-31 | IZUMI Takashi |
| NAKANO Jo | 33-31 | IZUMI Takashi |
| IZUMI Takashi | won against | TATSUMI-IIJIMA Yukiko |
| TAKAHASHI Hisashi | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | HAMA Takako |
| IZUMI Takashi | 37-27 | WATANABE Katsuhiko |
| IZUMI Takashi | 36-28 | HISHIYAMA Yuichi |
| IZUMI Takashi | 37-27 | AKAGI Tachiro |
| IZUMI Takashi | 49-15 | TSUCHIYA Ryosuke |
| ASAHINA Satoshi | 49-15 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | YUUKI Kokujin |
| IZUMI Takashi | 40-24 | OHTAKE Kosuke |
| IZUMI Takashi | 43-21 | HAMA Masayuki |
| GOTO Masahiro | 35-29 | IZUMI Takashi |
| HAMA Kouta | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 43-21 | TAKAHASHI Hisashi |
| IZUMI Takashi | 39-25 | KAMIHARA Takashi |
| IZUMI Takashi | 37-27 | GOTO Masahiro |
| IZUMI Takashi | 54-10 | KAMIHARA Takashi |
| IZUMI Takashi | 34-30 | GOTO Masahiro |
| IZUMI Takashi | 49-15 | NAGAO Kazuki |
| KINOSHITA Hisako | 48-16 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | ARAKI Yasuyuki |
| TOMINAGA Kenta | 34-30 | IZUMI Takashi |
| FUKUNAGA Kohachi | 50-14 | IZUMI Takashi |
| KITAJIMA Hideki | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | SANO Yoko |
| IZUMI Takashi | 38-26 | SANO Joichiro |
| IZUMI Takashi | 37-27 | KINOSHITA Tsutomu |
| KINOSHITA Takao | 49-15 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | SANO Yoko |
| IZUMI Takashi | 42-22 | SANO Joichiro |
| IZUMI Takashi | 61-03 | SANO Yoko |
| MIYAZAKI Yuji | 35-29 | IZUMI Takashi |
| DEMACHI Koichiro | 44-20 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | HISHIYAMA Yuichi |
| IZUMI Takashi | 54-10 | TAKAHASHI Hisashi |
| ENDO Yoshiki | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 54-10 | TOMURA Sho |
| IZUMI Takashi | 51-13 | HAMA Masayuki |
| IZUMI Takashi | 47-17 | WATANABE Tomonori |
| IZUMI Takashi | 38-26 | NAKAMURA Keiko |
| IZUMI Takashi | 58-06 | HAMA Shunsuke |
| IZUMI Takashi | won against | YAMAZAKI Nobuyuki |
| IZUMI Takashi | won against | OKABAYASHI Noguchi |
| TAKIZAWA Nobuyuki | won against | IZUMI Takashi |
| IZUMI Takashi | won against | OKAZAKI Taichi |
| IZUMI Takashi | won against | KANDA Yoshihiro |
| IZUMI Takashi | won against | NAGASAKI Hidekazu |
| IZUMI Takashi | 40-24 | USHIJIMA Yumiko |
| IZUMI Takashi | 43-21 | UTAKA Kenji |
| IZUMI Takashi | 35-29 | HAMA Masayuki |
| IZUMI Takashi | 35-29 | HAMA Kouta |
| IZUMI Takashi | 55-09 | HAMA Shunsuke |
| IZUMI Takashi | 39-25 | ARAI Hiroyuki |
| IZUMI Takashi | 41-23 | KINOSHITA Takao |
| IZUMI Takashi | 45-19 | ISEDA Katsuya |
| NAKAMURA Keiko | 36-28 | IZUMI Takashi |
| NAGASHIMA Kazuhito | 38-26 | IZUMI Takashi |
| WAKIMOTO Naoyuki | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | TOMURA Sho |
| KINOSHITA Tsutomu | 33-31 | IZUMI Takashi |
| OKUDA Tsuyoshi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | OKUDA Tsuyoshi |
| IZUMI Takashi | 45-19 | OKUDA Tsuyoshi |
| IZUMI Takashi | 35-29 | OKUDA Tsuyoshi |
| OKUDA Tsuyoshi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | NAKAMURA Keiko |
| NAKAMURA Keiko | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | NAKAMURA Keiko |
| NAKAMURA Keiko | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 43-21 | NAKAMURA Keiko |
| IZUMI Takashi | 55-09 | NAKAMURA Keiko |
| NAKAMURA Keiko | 32-32 | IZUMI Takashi |
| NAKAMURA Keiko | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 50-14 | NAKAMURA Keiko |
| IZUMI Takashi | 37-27 | NAKAMURA Keiko |
| IZUMI Takashi | 47-17 | TAKAHASHI Hisashi |
| YUUKI Kousei | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | NAGAO Hiroto |
| IZUMI Takashi | 33-31 | ISEDA Katsuya |
| HISHIYAMA Yuichi | 50-14 | IZUMI Takashi |
| TANAKA Shuntaro | 45-19 | IZUMI Takashi |
| TSUCHIYA Ryosuke | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | KATORI Michihiro |
| IZUMI Takashi | 53-11 | NAKAMURA Keiko |
| IZUMI Takashi | 44-20 | SATO Hisakazu |
| IZUMI Takashi | 39-25 | OHTAKE Kosuke |
| IZUMI Takashi | 50-14 | NAGASHIMA Kazuhito |
| ITO Junya | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | GOTO Masahiro |
| WATANABE Keiichi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | WAKIMOTO Naoyuki |
| IZUMI Takashi | 45-19 | OHTAKE Kosuke |
| IZUMI Takashi | 33-31 | OHTAKE Kosuke |
| OHTAKE Kosuke | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | OHTAKE Kosuke |
| IZUMI Takashi | 43-21 | OHTAKE Kosuke |
| IZUMI Takashi | won against | WILLIAM Joanna |
| IZUMI Takashi | won against | HAYASHI Taka |
| IZUMI Takashi | won against | MATSUZAWA Atsushi |
| ITO Junya | won against | IZUMI Takashi |
| IZUMI Takashi | won against | TOJO Atsushi |
| IZUMI Takashi | won against | YANG Kelvin |
| SUEKUNI Makoto | won against | IZUMI Takashi |
| NAGAO Hiroto | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | KINOSHITA Tsutomu |
| IZUMI Takashi | 47-17 | ARAI Hiroyuki |
| NAKAMURA Keiko | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 59-05 | HAMA Kouta |
| IZUMI Takashi | 46-18 | KINOSHITA Takao |
| ISEDA Katsuya | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | KATO Tomihiro |
| IZUMI Takashi | 40-24 | ISEDA Katsuya |
| IZUMI Takashi | 36-28 | KATO Tomihiro |
| IZUMI Takashi | 44-20 | TOMI Kazuko |
| IZUMI Takashi | 41-23 | OHTAKE Kosuke |
| IZUMI Takashi | 51-13 | ARAI Hiroyuki |
| IZUMI Takashi | 33-31 | NAKAMURA Keiko |
| NAGASHIMA Kazuhito | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | YUUKI Kousei |
| KAMIKURA Daisuke | 48-16 | IZUMI Takashi |
| NAGAO Hiroto | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | TAKAHASHI Hisashi |
| IZUMI Takashi | 41-23 | KIYONOBU Kenta |
| KIYONOBU Kenta | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 54-10 | SUDOU Hiragana |
| IZUMI Takashi | 33-31 | NAGASHIMA Kazuhito |
| KIYONOBU Kenta | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 50-14 | SUDOU Hiragana |
| IZUMI Takashi | 38-26 | YAMAMOTO Kunihiro |
| IZUMI Takashi | 33-31 | NAKAMURA Keiko |
| IZUMI Takashi | 32-32 | NAGASHIMA Kazuhito |
| IZUMI Takashi | 35-29 | OHTAKE Kosuke |
| IZUMI Takashi | 52-12 | ARAI Hiroyuki |
| IZUMI Takashi | 33-31 | EBIHARA Yusuke |
| IZUMI Takashi | 33-31 | NAKAMURA Keiko |
| IZUMI Takashi | 52-12 | TOMI Kazuko |
| NAGASHIMA Kazuhito | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | ARAI Hiroyuki |
| IZUMI Takashi | 40-24 | ISEDA Katsuya |
2012-12-23: 4_Mito_dragon_games(Japan)
2012-12-09: 75_Mito_meeting(Japan)
2012-12-01: 19_period_Mito_Jishi_games(Japan)
2012-11-11: OWC2013_qualification(Japan)
2012-10-28: 74_Mito_meeting(Japan)
2012-10-13: 18_period_Mito_Jishi_games(Japan)
2012-10-08: 142_Nagareyama_open(Japan)
2012-10-06: 1_team_Shinagawa_open(Japan)
2012-09-23: 73_Mito_meeting(Japan)
2012-09-16: 6_attached_secant_open(Japan)
2012-09-08: 17_period_Mito_Jishi_games(Japan)
2012-09-02: 7_Ouza_sen(Japan)
2012-08-26: 72_Mito_meeting(Japan)
2012-08-11: 77_Chiyarenshi_open(Japan)
2012-07-28: 16_period_Mito_Jishi_games(Japan)
2012-07-21: 35_Tatebayashi_open(Japan)
2012-07-18: 40_All_Japan_champ(Japan)
2012-07-07: 15_period_Mito_Jishi_games(Japan)
2012-06-23: 5_attached_secant_open(Japan)
2012-06-17: 40_All_Japan_Ibaraki_prelim(Japan)
2012-06-09: 76_Chiyarenshi_open(Japan)
2012-06-02: 14_period_Mito_Jishi_games(Japan)
2012-05-19: 71_Mito_meeting(Japan)
2012-05-04: 13_period_Mito_Jishi_games(Japan)
2012-04-22: 70_Mito_meeting(Japan)
2012-04-07: 12_period_Mito_Jishi_games(Japan)
2012-03-25: 69_Mito_meeting(Japan)
2012-03-20: 2_attached_rank_open(Japan)
2012-03-10: 11_period_Mito_Jishi_games(Japan)
2012-03-04: Meijin_groupA(Japan)
2012-02-12: 7_Ibaraki_expert_game(Japan)
2012-02-04: 10_period_Mito_jishi_games(Japan)
2012-01-21: 3_attached_secant_open(Japan)
2012-01-07: 9_period_Mito_jishi_games(Japan)
| IZUMI Takashi | 46-18 | NAKAMURA Keiko |
| OSHIMIZU Takanori | 45-19 | IZUMI Takashi |
| TSUCHIYA Ryosuke | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 47-17 | OKUDA Tsuyoshi |
| IZUMI Takashi | 44-20 | WATANABE Tomonori |
| IZUMI Takashi | 33-31 | MIYAUCHI Katsuyoshi |
| IZUMI Takashi | 54-10 | WATANABE Katsuhiko |
| IZUMI Takashi | 38-26 | KATORI Michihiro |
| EBIHARA Yusuke | 32-32 | IZUMI Takashi |
| NAGASHIMA Kazuhito | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | EBIHARA Yusuke |
| ISEDA Katsuya | 46-18 | IZUMI Takashi |
| GOTO Masahiro | 36-28 | IZUMI Takashi |
| NAKAMURA Keiko | 34-30 | IZUMI Takashi |
| IZUMI Takashi | won against | ISHIKAWA Akira |
| SASAKI Sohei | won against | IZUMI Takashi |
| IZUMI Takashi | won against | ASAHINA Satoshi |
| IZUMI Takashi | won against | OSHIMIZU Takanori |
| IWATA Hiroyuki | won against | IZUMI Takashi |
| IZUMI Takashi | won against | HAYASAKA Toshie |
| IZUMI Takashi | 37-27 | NAGAO Hiroto |
| ARAI Hiroyuki | 32-32 | IZUMI Takashi |
| NAGAO Hiroto | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | ARAI Hiroyuki |
| IZUMI Takashi | 51-13 | EBIHARA Yusuke |
| IZUMI Takashi | 60-04 | AYO Yasuo |
| IZUMI Takashi | 51-13 | UMEZU Murata |
| IZUMI Takashi | 34-30 | EBIHARA Yusuke |
| AYO Yasuo | 34-30 | IZUMI Takashi |
| AKAGI Tachiro | 64-00 | IZUMI Takashi |
| TSUCHIYA Shotaro | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | YOKOTA Kazuki |
| IZUMI Takashi | 51-13 | MABUCHI Yuta |
| KOBAYASHI Manabu | 36-28 | IZUMI Takashi |
| IZUMI Takashi | won against | KOBAYASHI Manabu |
| IZUMI Takashi | 34-30 | KANEKO Kodai |
| HISHIYAMA Yuichi | 44-20 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | TOMOTA Yusuke |
| IZUMI Takashi | 37-27 | TSUKAMOTO Kazuma |
| KAMIKURA Daisuke | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | YUUKI Kousei |
| IZUMI Takashi | 33-31 | TSUCHIYA Ryosuke |
| IZUMI Takashi | 53-11 | YUUKI Kokujin |
| IZUMI Takashi | 49-15 | YUUKI Kousei |
| IZUMI Takashi | 40-24 | TSUCHIYA Ryosuke |
| IZUMI Takashi | 40-24 | YUUKI Kokujin |
| IZUMI Takashi | 50-14 | OHTAKE Kosuke |
| IZUMI Takashi | 45-19 | YUUKI Kousei |
| KATORI Michihiro | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | WATANABE Keiichi |
| EBIHARA Yusuke | 44-20 | IZUMI Takashi |
| KATORI Michihiro | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 61-03 | KUDOU Hiroshi |
| IZUMI Takashi | 41-23 | DEMACHI Koichiro |
| NAGASHIMA Kazuhito | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | DEMACHI Koichiro |
| NAGASHIMA Kazuhito | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | URASHIMA Mei |
| UMEZAWA Yoshinori | 35-29 | IZUMI Takashi |
| IIJIMA Takamune | 39-25 | IZUMI Takashi |
| MIYAZAKI Toru | 35-29 | IZUMI Takashi |
| IKEDA Yuki | 43-21 | IZUMI Takashi |
| KIYONOBU Kenta | 44-20 | IZUMI Takashi |
| IZUMI Takashi | 49-15 | ARAI Hiroyuki |
| IZUMI Takashi | 35-29 | NAKAMURA Keiko |
| IZUMI Takashi | 55-09 | KATORI Michihiro |
| IZUMI Takashi | 34-30 | ARAI Hiroyuki |
| IZUMI Takashi | 40-24 | NAKAMURA Keiko |
| IZUMI Takashi | 51-13 | KATORI Michihiro |
| IIJIMA Takamune | won against | IZUMI Takashi |
| TAKANASHI Yusuke | 44-20 | IZUMI Takashi |
| HISHIYAMA Yuichi | 37-27 | IZUMI Takashi |
| ASAHINA Satoshi | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | IWATA Hiroyuki |
| IZUMI Takashi | 55-09 | WATANABE Keiichi |
| IZUMI Takashi | 49-15 | YUUKI Kousei |
| IZUMI Takashi | 35-29 | HIEDA Shigemasa |
| IZUMI Takashi | 48-16 | MOGAKI Junichi |
| IZUMI Takashi | 41-23 | KITANO Ochachi |
| IZUMI Takashi | 43-21 | MIYAKOSHI Orita |
| IZUMI Takashi | 39-25 | URUSHIHARA Kazuhiro |
| OKUDA Tsuyoshi | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | GOTO Masahiro |
| IZUMI Takashi | 33-31 | NAGAMATSU Ryota |
| IZUMI Takashi | won against | ASOU Daisuke |
| TAKANASHI Yusuke | won against | IZUMI Takashi |
| IZUMI Takashi | won against | FUJITA Takeshi |
| OSHIMIZU Takanori | won against | IZUMI Takashi |
| IZUMI Takashi | won against | NOBUKAWA Hiroki |
| IZUMI Takashi | won against | TSUKAMOTO Kazuma |
| IZUMI Takashi | 42-22 | TANIDA Kunihiko |
| IZUMI Takashi | 40-24 | EBIHARA Yusuke |
| IZUMI Takashi | 34-30 | NAKAMURA Keiko |
| NAGAO Hiroto | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | OKUDA Tsuyoshi |
| OHNO Tomohiro | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | EBIHARA Yusuke |
| NAGAO Hiroto | 48-16 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | MATSUMOTO Makoto |
| IZUMI Takashi | 42-22 | ARAI Hiroyuki |
| IZUMI Takashi | 37-27 | OHTAKE Kosuke |
| IZUMI Takashi | 35-29 | TAKIZAWA Nobuyuki |
| WAKIMOTO Naoyuki | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | EBIHARA Yusuke |
| NAGASHIMA Kazuhito | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | NAKAMURA Keiko |
| IZUMI Takashi | 47-17 | TOMI Kazuko |
| IZUMI Takashi | 38-26 | OCHIAI Naofumi |
| IZUMI Takashi | 35-29 | HISHIYAMA Yuichi |
| TSUCHIYA Ryosuke | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | ASAHINA Satoshi |
| OHTAKE Kosuke | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | NARUMI Hisatoshi |
| OKUDA Tsuyoshi | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 61-03 | GOTO Masahiro |
| NAKAMURA Keiko | 32-32 | IZUMI Takashi |
| DEMACHI Koichiro | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | AYO Yasuo |
| OHTAKE Kosuke | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | KATO Tomihiro |
| NAGASHIMA Kazuhito | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | AYO Yasuo |
| YAMAMOTO Kunihiro | 38-26 | IZUMI Takashi |
| YUUKI Kousei | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | YUUKI Kokujin |
| IZUMI Takashi | 53-11 | KATO Tomihiro |
| IZUMI Takashi | 38-26 | KATO Tomihiro |
| HAYASAKA Toshie | 51-13 | IZUMI Takashi |
| TANAKA Atsushi | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 55-09 | AYO Yasuo |
| KAMIKURA Daisuke | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | KATO Tomihiro |
| DEMACHI Koichiro | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 63-01 | YOSHIDA Maki |
| DEMACHI Koichiro | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 47-17 | YOSHIDA Maki |
| IZUMI Takashi | 55-09 | KATO Tomihiro |
| NAKAMURA Keiko | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | AKITA Miyu |
| EBIHARA Yusuke | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | AYO Yasuo |
| MURAKAMI Takeshi | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | AKAIKE Hide |
| IZUMI Takashi | 43-21 | SHINAGAWA Yukinobu |
| TAKANASHI Yusuke | 48-16 | IZUMI Takashi |
| KAMIKURA Daisuke | 32-32 | IZUMI Takashi |
| OKAWA Chieko | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 43-21 | EBIHARA Yusuke |
| IZUMI Takashi | 35-29 | EBIHARA Yusuke |
| IZUMI Takashi | 38-26 | OHTAKE Kosuke |
| NAKAMURA Keiko | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | YAMADA Tomohiro |
| IZUMI Takashi | 53-11 | IMAI Ayumi |
| TABUCHI Hiroyuki | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | NOBUKAWA Hiroki |
| IZUMI Takashi | 33-31 | TSUKAMOTO Kazuma |
| IZUMI Takashi | 41-23 | SHIBUYA Motoki |
| IZUMI Takashi | 36-28 | KAWAGUCHI Hayato |
| ITO Junya | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 32-32 | SAITO Riki |
| NAKAMURA Keiko | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | EBIHARA Yusuke |
| IZUMI Takashi | 46-18 | ARAI Hiroyuki |
| IZUMI Takashi | 46-18 | NAGASHIMA Kazuhito |
| IZUMI Takashi | 45-19 | TAKIZAWA Nobuyuki |
| IZUMI Takashi | 51-13 | ISAKA Tomoaki |
| IZUMI Takashi | 55-09 | MOZAI Masaharu |
| OHTAKE Kosuke | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | OKUDA Tsuyoshi |
| NAKAMURA Keiko | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | GOTO Masahiro |
| IZUMI Takashi | 52-12 | TASAKA Nobuki |
| IZUMI Takashi | 33-31 | KAMIKURA Daisuke |
| KATORI Michihiro | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | TSUCHIYA Ryosuke |
| ISHIKAWA Akira | 44-20 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | EBIHARA Yusuke |
| IZUMI Takashi | 46-18 | KATO Tomihiro |
| IZUMI Takashi | 48-16 | NAKAMURA Keiko |
| IZUMI Takashi | 34-30 | ARAI Hiroyuki |
| IZUMI Takashi | 38-26 | YUUKI Kokujin |
| IZUMI Takashi | 49-15 | EBIHARA Yusuke |
| NAKAMURA Keiko | 35-29 | IZUMI Takashi |
2011-12-23: 1_attached_rank_open(Japan)
2011-12-18: 68_Mito_meeting(Japan)
2011-12-10: 73_Chiyarenshi(Japan)
2011-12-03: 8_period_Mito_jishi_games(Japan)
2011-11-27: 15_Inuyama_open(Japan)
2011-11-20: 67_Mito_meeting(Japan)
2011-11-12: 7_period_Mito_jishi_games(Japan)
2011-10-23: 66_Mito_meeting(Japan)
2011-10-01: 6_period_Mito_jishi_games(Japan)
2011-09-23: 1_attached_secant_open(Japan)
2011-09-18: 65_Mito_meeting(Japan)
2011-09-10: 77_Shinagawa_open(Japan)
2011-07-17: 39_Japan_Champ(Japan)
2011-06-18: 39_Japan_champ_Ibaraki_prelim(Japan)
2011-05-29: 32_Meijin(Japan)
2011-02-12: 70_Chiyarenshi(Japan)
2011-02-11: 6_Ibaraki_expert_game(Japan)
2011-02-05: 5_period_Mito_Jishi_game(Japan)
2011-01-22: Tenno_expert_games(Japan)
2011-01-08: 4_period_Mito_Jishi_games(Japan)
| IZUMI Takashi | 36-28 | AKAIKE Hide |
| IZUMI Takashi | 45-19 | KATO Tomihiro |
| IZUMI Takashi | 50-14 | YUUKI Kousei |
| IZUMI Takashi | 64-00 | AKAIKE Norimitsu |
| IZUMI Takashi | 54-10 | YUUKI Kokujin |
| IZUMI Takashi | 41-23 | KATO Tomihiro |
| FUNATSU Asuka | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 58-06 | MOZAI Masaharu |
| IZUMI Takashi | 37-27 | WATANABE Keiichi |
| TANAKA Atsushi | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 54-10 | HAYASAKA Toshie |
| IZUMI Takashi | 32-32 | OSHIMIZU Takanori |
| IZUMI Takashi | 33-31 | NARUMI Hisatoshi |
| KANEKO Kodai | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | IMOTO Wataru |
| SATO Yutaka | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | KAWAGUCHI Hayato |
| ANDO Tomoaki | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 54-10 | KOBAYASHI Manabu |
| NAKAMURA Keiko | 38-26 | IZUMI Takashi |
| KATO Tomihiro | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | AYO Yasuo |
| NAKAMURA Keiko | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | INAGAKI Shinobu |
| IZUMI Takashi | 38-26 | FUJIMOTO Maseru |
| MATSUMOTO Hiroyuki | 36-28 | IZUMI Takashi |
| OKAMOTO Harumi | won against | IZUMI Takashi |
| SHIMIZU Naoki | 34-29 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | YOKOI Atsuhiro |
| IZUMI Takashi | 36-28 | KOBAYASHI Manabu |
| IZUMI Takashi | 34-30 | KOBAYASHI Manabu |
| NAGASHIMA Kazuhito | 46-18 | IZUMI Takashi |
| WAKIMOTO Naoyuki | 35-29 | IZUMI Takashi |
| SAKAMOTO Yutsuka | 53-11 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | AYO Yasuo |
| IZUMI Takashi | 47-17 | YUUKI Kousei |
| IZUMI Takashi | 49-15 | OKUDA Tsuyoshi |
| IZUMI Takashi | 56-08 | KOBAYASHI Manabu |
| IZUMI Takashi | 51-13 | KATO Tomihiro |
| IZUMI Takashi | 48-16 | YUUKI Kokujin |
| IZUMI Takashi | 48-16 | AYO Yasuo |
| TSUCHIYA Ryosuke | 48-16 | IZUMI Takashi |
| NAGASHIMA Kazuhito | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | KAMIKURA Daisuke |
| TAKAHASHI Shiu | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | MOZAI Masaharu |
| IZUMI Takashi | 48-16 | NAGASHIMA Toshiyuki |
| IZUMI Takashi | 44-20 | ANDO Tomoaki |
| OKUDA Tsuyoshi | 49-15 | IZUMI Takashi |
| OHTAKE Kosuke | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | KOBAYASHI Shota |
| NAGASHIMA Kazuhito | 42-22 | IZUMI Takashi |
| HAYASAKA Toshie | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | OHTAKE Kosuke |
| IZUMI Takashi | 48-16 | FUNATSU Asuka |
| KURAHASHI Satoshi | 36-28 | IZUMI Takashi |
| AIHARA Shigeaki | 47-17 | IZUMI Takashi |
| OSHIMIZU Takanori | 51-13 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | NAKAI Terawaki |
| WAKIMOTO Naoyuki | 46-18 | IZUMI Takashi |
| IZUMI Takashi | 47-17 | YUUKI Kousei |
| NAKAI Kota | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | OHTAKE Kosuke |
| IZUMI Takashi | 38-26 | TATSUMI-IIJIMA Yukiko |
| IZUMI Takashi | 33-31 | NAKAJIMA Tetsuya |
| ASAHINA Satoshi | 44-20 | IZUMI Takashi |
| GOTO Masahiro | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | SATO Yutaka |
| IZUMI Takashi | 36-28 | NARUMI Hisatoshi |
| IZUMI Takashi | won against | FUJII Koichi |
| SAKAGUCHI Kazuhiro | won against | IZUMI Takashi |
| IZUMI Takashi | won against | SANO Hidekazu |
| IZUMI Takashi | won against | MIYAZAKI Toru |
| IZUMI Takashi | won against | MATSUDA Shoma |
| ISHIKAWA Akira | won against | IZUMI Takashi |
| IZUMI Takashi | 48-16 | NAKAI Kota |
| OHNO Tomohiro | 44-20 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | KURAHASHI Satoshi |
| FUNATSU Asuka | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | KINOSHITA Tsutomu |
| NAGASHIMA Kazuhito | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | OHTAKE Kosuke |
| IZUMI Takashi | 43-21 | SHIMONOSONO Kozo |
| TANAKA Amane | won against | IZUMI Takashi |
| IZUMI Takashi | won against | NAKAYAMA Takahiro |
| TSUKAMOTO Kazuma | won against | IZUMI Takashi |
| KURACHI Takayuki | won against | IZUMI Takashi |
| KATO Tomihiro | won against | IZUMI Takashi |
| KANDA Yoshihiro | won against | IZUMI Takashi |
| IZUMI Takashi | 34-30 | TAYAMA Tsubasa |
| NAGAMATSU Ryota | 38-26 | IZUMI Takashi |
| TAKADA Ryo | 34-30 | IZUMI Takashi |
| SATAKE Yosuke | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | MATSUDA Shoma |
| IZUMI Takashi | 36-28 | HISHIYAMA Yuichi |
| IZUMI Takashi | 46-18 | KINOSHITA Tsutomu |
| IZUMI Takashi | 44-20 | KATO Tomihiro |
| IZUMI Takashi | 51-13 | KINOSHITA Takao |
| IZUMI Takashi | 46-18 | OHTAKE Kosuke |
| NAGASHIMA Kazuhito | 33-31 | IZUMI Takashi |
| TAKIZAWA Nobuyuki | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | KURAHASHI Satoshi |
| IZUMI Takashi | 47-17 | KATO Tomihiro |
| IZUMI Takashi | 37-27 | NAKAI Terawaki |
| IZUMI Takashi | 40-24 | NAGASHIMA Kazuhito |
| IZUMI Takashi | 64-00 | KINOSHITA Takao |
| IZUMI Takashi | 58-06 | NAKAI Kota |
| IZUMI Takashi | 34-30 | AKIYAMA Takashi |
| IZUMI Takashi | 42-22 | TOKI Yugo |
| TAKAHASHI Kanji | won against | IZUMI Takashi |
| IZUMI Takashi | 34-30 | HISHIYAMA Yuichi |
| IZUMI Takashi | 33-30 | KURACHI Takayuki |
| SATO Koichiro | 38-26 | IZUMI Takashi |
| IWAKURA Hiroaki | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | TANAKA Shuntaro |
| IZUMI Takashi | 43-21 | NAKAI Kota |
| SEKIYAMA Tetsuyuki | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | IWAKURA Hiroaki |
| KURAHASHI Satoshi | 48-16 | IZUMI Takashi |
| KINOSHITA Takao | 36-28 | IZUMI Takashi |
2010-12-26: 3_Mito_dragon_games(Japan)
2010-12-25: Shinagawa_champ(Japan)
2010-12-11: 68_Chiyarenshi(Japan)
2010-12-04: 3_period_Mito_Jishi_games(Japan)
2010-11-27: 64_Mito_meeting(Japan)
2010-11-23: 63_Mito_meeting(Japan)
2010-11-13: 2_period_Mito_Jishi_games(Japan)
2010-10-31: 62_Mito_meeting(Japan)
2010-10-09: 66_Chiyarenshi(Japan)
2010-09-25: 9_area_resistance(Japan)
2010-09-20: 3_Mito_morningBells_games(Japan)
2010-09-11: 65_Chiyarenshi(Japan)
2010-09-04: 14_period_Mito_Silver_Jishi(Japan)
2010-08-29: 5_Ouza_sen(Japan)
2010-08-14: 64_Chiyarenshi(Japan)
2010-08-08: 124_Nagareyama_open(Japan)
2010-08-07: 69_Shinagawa_open(Japan)
2010-07-31: 13_period_Mito_Silver_Jishi(Japan)
2010-07-24: 40_King_State(Japan)
2010-07-03: 12_period_Mito_silver_Jishi(Japan)
2010-06-27: 61_Mito_meeting(Japan)
2010-06-19: 38_Japan_Champ_Ibaraki_prelim(Japan)
2010-06-12: 62_Chiyarenshi(Japan)
2010-06-05: 10_period_Mito_silver_Jishi(Japan)
2010-05-04: 2_period_Mito_morning_games(Japan)
2010-05-01: 9_period_Mito_silver_Jishi(Japan)
2010-04-25: 60_Mito_meeting(Japan)
2010-04-10: 60_Chiyarenshi(Japan)
2010-04-03: 8_period_Mito_silver_Jishi(Japan)
2010-03-28: 59_Mito_Meeting(Japan)
2010-03-21: 31_Meijin(Japan)
2010-02-28: 58_Mito_meeting(Japan)
2010-02-20: 5_Ibaraki_expert_game(Japan)
2010-02-06: 7_period_Mito_Silver_Jishi(Japan)
2010-01-24: 57_Mito_meeting(Japan)
2010-01-09: 6_period_Mito_Silver_Jishi(Japan)
| NAGASHIMA Kazuhito | 51-13 | IZUMI Takashi |
| OSHIMIZU Takanori | 34-30 | IZUMI Takashi |
| KINOSHITA Tsutomu | 34-30 | IZUMI Takashi |
| IWAKURA Hiroaki | 42-22 | IZUMI Takashi |
| GOTO Masahiro | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | GOTO Masahiro |
| IZUMI Takashi | 36-28 | IWAKURA Hiroaki |
| IWAKURA Hiroaki | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | IWAKURA Hiroaki |
| IZUMI Takashi | 42-22 | NISHIYAMA Yuki |
| TANIZAWA Misato | 38-26 | IZUMI Takashi |
| SATO Yutaka | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | NARUMI Hisatoshi |
| SHINOHARA Jun | 35-29 | IZUMI Takashi |
| KURAHASHI Satoshi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | NAKAI Kota |
| IZUMI Takashi | 36-28 | KINOSHITA Takao |
| IZUMI Takashi | 51-13 | KATO Tomihiro |
| IZUMI Takashi | 51-13 | SEKIYAMA Tetsuyuki |
| IZUMI Takashi | 37-27 | OHTAKE Kosuke |
| IWAKURA Hiroaki | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 55-09 | EBIHARA Yusuke |
| UMEMURA Yuji | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | WATANABE Keiichi |
| IZUMI Takashi | 45-19 | ANDO Tomoaki |
| IZUMI Takashi | 41-23 | OHTAKE Kosuke |
| OSHIMIZU Takanori | 42-22 | IZUMI Takashi |
| IWAKURA Hiroaki | 33-31 | IZUMI Takashi |
| KOBAYASHI Manabu | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 55-09 | EBIHARA Yusuke |
| IZUMI Takashi | 54-10 | KUDOU Hiroshi |
| IZUMI Takashi | 52-12 | AKIYAMA Takashi |
| IZUMI Takashi | 37-27 | KINOSHITA Tsutomu |
| IZUMI Takashi | 46-18 | KATO Tomihiro |
| IZUMI Takashi | 33-31 | NAKAI Kota |
| IZUMI Takashi | 37-27 | OKUDA Tsuyoshi |
| AKIYAMA Takashi | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | YAMAMOTO Kunihiro |
| IZUMI Takashi | 37-27 | KINOSHITA Takao |
| SATO Takuma | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 32-32 | WAKIMOTO Naoyuki |
| IZUMI Takashi | 41-23 | NAKAI Kota |
| IZUMI Takashi | 33-31 | IWAKURA Hiroaki |
| IZUMI Takashi | 40-24 | TOKI Hidenobu |
| UMEMURA Yuji | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | TSUKAMOTO Kazuma |
| IZUMI Takashi | 38-26 | YAMADA Goro |
| IZUMI Takashi | 38-26 | TOKI Yugo |
| SAITO Aya | 33-31 | IZUMI Takashi |
| SATO Koichiro | 36-28 | IZUMI Takashi |
| HAGIKURA Yutaka | 39-25 | IZUMI Takashi |
| WATAHIKI Kenta | 36-28 | IZUMI Takashi |
| NAKAJIMA Tetsuya | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | OKAMOTO Kazuki |
| IZUMI Takashi | 43-21 | KINOSHITA Takao |
| TAKAHASHI Shiu | 44-20 | IZUMI Takashi |
| KURAHASHI Satoshi | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 57-07 | KURISAKI Yoshida |
| IZUMI Takashi | 45-19 | SATO Takuma |
| IZUMI Takashi | 32-32 | NAGASHIMA Kazuhito |
| ISAKA Tomoaki | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | TOKI Yugo |
| IZUMI Takashi | 35-29 | KOSHINO Kazuhiko |
| IZUMI Takashi | 34-30 | KAWAGUCHI Hayato |
| IZUMI Takashi | 34-30 | KATO Tomihiro |
| WATANABE Hideaki | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 37-26 | KATSURA Hisatoshi |
| IZUMI Takashi | 34-30 | KATO Tomihiro |
| IZUMI Takashi | 43-21 | OKUDA Tsuyoshi |
| KOBAYASHI Manabu | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | KATO Tomihiro |
| OKUDA Tsuyoshi | 33-31 | IZUMI Takashi |
| KOBAYASHI Manabu | 37-27 | IZUMI Takashi |
| SATANI Tetsu | 49-15 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | SHINOHARA Jun |
| OHNO Tomohiro | 34-30 | IZUMI Takashi |
| MATSUMOTO Hiroshi | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | AOKI Takayoshi |
| IZUMI Takashi | 52-12 | KIUCHI Hideyuki |
| OHMORI Keita | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | NARUMI Hisatoshi |
| IZUMI Takashi | 39-25 | KAWABATA Seiji |
| HANADA Fumihito | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | HISHIYAMA Yuichi |
| IZUMI Takashi | 34-30 | NISHIYAMA Momoko |
| NAGAMATSU Ryota | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | FUNATSU Asuka |
| IZUMI Takashi | 38-26 | KURAHASHI Satoshi |
| IZUMI Takashi | 39-25 | SANO Joichiro |
| IZUMI Takashi | 46-18 | WAKIMOTO Naoyuki |
| IZUMI Takashi | 35-29 | KATORI Michihiro |
| NAKAJIMA Tetsuya | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | SANO Joichiro |
| IZUMI Takashi | 36-28 | NARUMI Hisatoshi |
| IZUMI Takashi | 44-20 | KIUCHI Hideyuki |
| ISHIKAWA Akira | 34-30 | IZUMI Takashi |
| SATO Naohiro | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 43-21 | KATO Tomihiro |
| IZUMI Takashi | 58-06 | OHTAKE Kosuke |
| OKUDA Tsuyoshi | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | KOBAYASHI Manabu |
| IZUMI Takashi | 57-07 | NAGASHIMA Kazuhito |
| IZUMI Takashi | 37-27 | WATANABE Keiichi |
| IWATA Hiroyuki | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | SHINAGAWA Yukinobu |
| SHIBASAKI Lily | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | NARUMI Hisatoshi |
| SANO Joichiro | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | TATSUMI-IIJIMA Yukiko |
| IZUMI Takashi | 51-13 | OKUDA Tsuyoshi |
| IZUMI Takashi | 51-13 | KATO Tomihiro |
| IZUMI Takashi | 34-30 | OKUDA Tsuyoshi |
| IZUMI Takashi | 52-12 | KATO Tomihiro |
| IZUMI Takashi | 44-20 | OHUCHI Takeshi |
| IZUMI Takashi | 47-17 | KINOSHITA Takao |
| IZUMI Takashi | 34-30 | SANO Joichiro |
| IZUMI Takashi | 40-24 | KINOSHITA Tsutomu |
| SANO Yoko | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | YAMAMOTO Kunihiro |
| IZUMI Takashi | 34-30 | OHUCHI Syou |
| IZUMI Takashi | 53-11 | KINOSHITA Takao |
| NAGASHIMA Kazuhito | 57-07 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | KATO Tomihiro |
| IZUMI Takashi | 34-30 | OHTAKE Kosuke |
| WAKIMOTO Naoyuki | 52-12 | IZUMI Takashi |
| ASAHINA Satoshi | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | KURAHASHI Satoshi |
| TATENO Ryuuji | 44-20 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | KAWAGUCHI Hayato |
| TOKI Hidenobu | 33-31 | IZUMI Takashi |
| ASAHINA Satoshi | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | IMOTO Wataru |
| OHTAKE Kosuke | 34-30 | IZUMI Takashi |
| KATO Tomihiro | 42-22 | IZUMI Takashi |
| KATORI Michihiro | 50-14 | IZUMI Takashi |
| OHTAKE Kosuke | 43-21 | IZUMI Takashi |
| KATO Tomihiro | 36-28 | IZUMI Takashi |
| KATORI Michihiro | 36-28 | IZUMI Takashi |
| OHMORI Keita | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | OCHIAI Naofumi |
| IZUMI Takashi | 45-19 | KINOSHITA Tsutomu |
| OHUCHI Yasuhiro | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | WATANABE Keiichi |
| NAGAMATSU Ryota | 48-16 | IZUMI Takashi |
| SATO Hisakazu | 37-27 | IZUMI Takashi |
| ISAKA Tomoaki | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | KATO Tomihiro |
| IZUMI Takashi | 43-21 | ISAKA Tomoaki |
| IZUMI Takashi | 47-17 | KATO Tomihiro |
| OHTAKE Kosuke | 33-31 | IZUMI Takashi |
| WATANABE Keiichi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 51-13 | OHUCHI Rena |
| IZUMI Takashi | 36-28 | OHUCHI Syou |
| TANAKA Atsushi | 44-20 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | AKITA Miyu |
| IZUMI Takashi | 33-31 | TOKI Yugo |
| IZUMI Takashi | 34-30 | KAWAGUCHI Genki |
| IZUMI Takashi | 38-26 | NARUMI Hisatoshi |
| IZUMI Takashi | 39-25 | SHINAGAWA Yukinobu |
| IZUMI Takashi | 38-26 | KOIDE Satoshi |
| IZUMI Takashi | 38-26 | KAWAGUCHI Yuuki |
| IZUMI Takashi | 47-17 | ISAKA Tomoaki |
| IZUMI Takashi | 41-23 | KURAHASHI Satoshi |
| IZUMI Takashi | 37-27 | KATO Tomihiro |
| IZUMI Takashi | 51-13 | AKITA Takuma |
| IZUMI Takashi | 42-22 | KATO Tomihiro |
| IZUMI Takashi | 42-22 | OHUCHI Takeshi |
| IZUMI Takashi | 40-24 | OHTAKE Kosuke |
| NAGASHIMA Kazuhito | 44-20 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | OHUCHI Syou |
| IZUMI Takashi | 35-29 | KATO Tomihiro |
| YAMAMOTO Kunihiro | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | KOZUKA Katsuhiko |
| IZUMI Takashi | 64-00 | TAKIGAWA Mitsuaki |
| IZUMI Takashi | 64-00 | FURUMOTO Yuki |
| IZUMI Takashi | 64-00 | OKAWA Akira |
| KURITA Seiya | 64-00 | IZUMI Takashi |
| TOMOTA Yusuke | 64-00 | IZUMI Takashi |
| KINOSHITA Tsutomu | 32-32 | IZUMI Takashi |
| OHTAKE Kosuke | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | YAMAMOTO Kunihiro |
| IZUMI Takashi | 43-21 | AKITA Takuma |
| IZUMI Takashi | 36-28 | NAKAI Kota |
| IZUMI Takashi | 34-30 | ISAKA Tomoaki |
| IZUMI Takashi | 45-19 | OHTAKE Kosuke |
| IZUMI Takashi | 48-16 | NAKAI Kota |
| IZUMI Takashi | 33-31 | ISAKA Tomoaki |
| IZUMI Takashi | 44-20 | TAKIZAWA Nobuyuki |
| WAKIMOTO Naoyuki | 39-25 | IZUMI Takashi |
| KURAHASHI Satoshi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | KINOSHITA Tsutomu |
| OKUDA Tsuyoshi | 50-14 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | KATO Tomihiro |
| OKUDA Tsuyoshi | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 37-27 | KATO Tomihiro |
| IZUMI Takashi | 43-21 | TAKIGAWA Mitsuaki |
| IZUMI Takashi | 44-20 | KATO Tomihiro |
| OKUDA Tsuyoshi | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | YAMAMOTO Kunihiro |
| OHTAKE Kosuke | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | NAKAI Kota |
| IZUMI Takashi | 46-18 | NAGASHIMA Kazuhito |
| KATO Tomihiro | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | KURAHASHI Satoshi |
| IZUMI Takashi | 40-24 | OHTAKE Kosuke |
| IZUMI Takashi | 36-28 | OHTAKE Kosuke |
2009-12-20: 2_Mito_Dragon_games(Japan)
2009-12-20: 2_Mito_Dragon_prelim(Japan)
2009-12-13: 56_Mito_meeting(Japan)
2009-12-12: 56_Chiyarenshi(Japan)
2009-12-05: 5_period_Mito_Silver_Jishi(Japan)
2009-11-28: 4_Period_Mito_Silver_Jishi(Japan)
2009-11-08: 55_Mito_meeting(Japan)
2009-10-17: 1st_period_Mito_morning_games(Japan)
2009-10-10: 54_Chiyarenshi(Japan)
2009-10-03: 3rd_period_Mito_silver_Jishi(Japan)
2009-09-27: 54_Mito_meeting(Japan)
2009-09-22: 8_area_open(Japan)
2009-09-21: 9_Saitama_open(Japan)
2009-09-12: 53_Chiyarenshi(Japan)
2009-08-23: 53_Mito_meeting(Japan)
2009-07-26: 52_Mito_meeting(Japan)
2009-06-13: 37_Japan_Champ_Ibaraki_prelim(Japan)
2009-05-23: 32_King_State(Japan)
2009-05-16: 51_Mito_meeting(Japan)
2009-05-06: 16_Tatebayashi_Open(Japan)
2009-04-12: 50_Mito_meeting(Japan)
2009-03-29: Hausuohu_Open(Japan)
2009-03-28: 30_Meijin_prelim(Japan)
2009-03-15: 49_Mito_Meeting(Japan)
2009-02-21: 31_King_State_A(Japan)
2009-02-08: 4_Ibaraki_Open(Japan)
2009-01-31: 14_Tatebayashi_Open(Japan)
2009-01-25: 47_Mito_Meeting(Japan)
| OKUDA Tsuyoshi | 42-22 | IZUMI Takashi |
| OKUDA Tsuyoshi | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | OKUDA Tsuyoshi |
| IZUMI Takashi | 36-28 | OHTAKE Kosuke |
| IZUMI Takashi | 38-26 | NAKANO Maseru |
| IZUMI Takashi | 37-27 | NAGASHIMA Kazuhito |
| IZUMI Takashi | 52-12 | SANO Yoko |
| OHTAKE Kosuke | 50-14 | IZUMI Takashi |
| IZUMI Takashi | 54-10 | SAWAHATA Toshimatsu |
| IZUMI Takashi | 37-27 | KINOSHITA Tsutomu |
| IZUMI Takashi | 55-09 | KATO Tomihiro |
| IZUMI Takashi | 36-28 | SATO Yutaka |
| IZUMI Takashi | 44-20 | SATO Ryu |
| SUZUKI Yuta | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | NAKANO Takanao |
| TSUKAMOTO Kazuma | 38-26 | IZUMI Takashi |
| OHUCHI Yasuhiro | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 57-07 | TANAKA Atsushi |
| IZUMI Takashi | 33-31 | KURAHASHI Satoshi |
| IZUMI Takashi | 48-16 | KATO Tomihiro |
| IZUMI Takashi | 48-16 | KURAHASHI Satoshi |
| TANAKA Atsushi | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | KURAHASHI Satoshi |
| IZUMI Takashi | 40-24 | KOBAYASHI Manabu |
| IZUMI Takashi | 45-19 | KATO Tomihiro |
| WATANABE Keiichi | 36-28 | IZUMI Takashi |
| KURAHASHI Satoshi | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | KATO Tomihiro |
| IZUMI Takashi | 42-22 | SANO Yoko |
| IZUMI Takashi | 38-26 | NAKAI Kota |
| IZUMI Takashi | 47-17 | TANAKA Atsushi |
| IZUMI Takashi | 47-17 | OKUDA Tsuyoshi |
| IZUMI Takashi | 42-22 | TOKI Yugo |
| IZUMI Takashi | 48-16 | SAWAHATA Toshimatsu |
| IZUMI Takashi | 36-28 | KURAHASHI Satoshi |
| IZUMI Takashi | 35-29 | NAGASHIMA Kazuhito |
| IZUMI Takashi | 33-31 | SATO Takuma |
| OHMORI Keita | 50-14 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | KINOSHITA Tsutomu |
| IZUMI Takashi | 37-27 | OKUDA Tsuyoshi |
| IZUMI Takashi | 33-31 | KURAMOCHI Yuta |
| NAGAMATSU Ryota | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | KAWABATA Seiji |
| SUZUKI Yuta | 40-24 | IZUMI Takashi |
| TANIZAWA Misato | 44-20 | IZUMI Takashi |
| IMOTO Wataru | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | OKUDA Tsuyoshi |
| IZUMI Takashi | 40-24 | KURAHASHI Satoshi |
| IZUMI Takashi | 52-12 | AKITA Takuma |
| KURAHASHI Satoshi | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | OKUDA Tsuyoshi |
| IZUMI Takashi | 38-26 | AKITA Takuma |
| IZUMI Takashi | 37-27 | SAWAHATA Toshimatsu |
| IZUMI Takashi | 39-25 | KATO Tomihiro |
| IZUMI Takashi | 33-31 | OHTAKE Kosuke |
| IZUMI Takashi | 49-15 | AKITA Miyu |
| IZUMI Takashi | 56-08 | SAWAHATA Reiko |
| ISAKA Tomoaki | 39-25 | IZUMI Takashi |
| SANO Yoko | 34-30 | IZUMI Takashi |
| NAGAO Hiroto | 37-27 | IZUMI Takashi |
| KURITA Seiya | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 39-25 | OHTAKE Kana |
| IZUMI Takashi | 42-22 | KAWABATA Seiji |
| KANOU Yuki | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | KAGAWA Yoichi |
| IZUMI Takashi | 33-31 | ITAGAKI Kenichi |
| GOTO Masahiro | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | TAKUAKI Kamata |
| IWATA Hiroyuki | 43-21 | IZUMI Takashi |
| KIUCHI Hideyuki | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | IMOTO Wataru |
| IZUMI Takashi | 36-28 | KORO Tomoharu |
| TSUKAMOTO Kazuma | 39-25 | IZUMI Takashi |
| IZUMI Takashi | won against | SANO Yoko |
| IZUMI Takashi | 35-29 | YAMADA Goro |
| IZUMI Takashi | 36-28 | NAGAMATSU Ryota |
| IZUMI Takashi | 54-10 | KINOSHITA Tsutomu |
| IZUMI Takashi | 36-28 | NAGASHIMA Kazuhito |
| IZUMI Takashi | 44-20 | OHTAKE Kosuke |
| IZUMI Takashi | 47-17 | TAKIGAWA Mitsuaki |
| NAKAI Kota | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | KOBAYASHI Manabu |
| IZUMI Takashi | 32-32 | AKITA Takuma |
| IZUMI Takashi | 44-20 | KINOSHITA Tsutomu |
| IZUMI Takashi | 46-18 | YAMAMOTO Kunihiro |
| IZUMI Takashi | 45-19 | KINOSHITA Takao |
| NAKANO Maseru | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | OHTAKE Kosuke |
| IZUMI Takashi | 49-15 | AKITA Miyu |
| IZUMI Takashi | 36-28 | ISAKA Tomoaki |
| KINOSHITA Tsutomu | 36-28 | IZUMI Takashi |
| KATO Tomihiro | 33-31 | IZUMI Takashi |
| SAWAHATA Reiko | 33-31 | IZUMI Takashi |
| KURAHASHI Satoshi | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | SAWAHATA Toshimatsu |
| KIUCHI Hideyuki | 32-32 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | FUJITA Takeshi |
| WATANABE Hajime | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | TATSUMI-IIJIMA Yukiko |
| IZUMI Takashi | 45-19 | YOSHIDA Ryota |
| MURAKAMI Takeshi | 40-24 | IZUMI Takashi |
| KOIDE Satoshi | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | SAKABA Shin |
| IZUMI Takashi | 53-11 | OHUCHI Syou |
| IZUMI Takashi | 35-29 | OHTAKE Kosuke |
| IZUMI Takashi | 40-24 | KOBAYASHI Manabu |
| AKITA Takuma | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | ISAKA Tomoaki |
| HAYASHI Kun | 35-29 | IZUMI Takashi |
| SEKIGUCHI Shinya | 40-24 | IZUMI Takashi |
| KAWABATA Seiji | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 47-17 | KOBAYASHI Tetsuya |
| IZUMI Takashi | 42-22 | SUGISAKI Harumi |
| IZUMI Takashi | 47-16 | KOBAYASHI Chizuru |
| IZUMI Takashi | 48-16 | KINOSHITA Takao |
| KATO Tomihiro | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 40-24 | SAWAHATA Reiko |
| IZUMI Takashi | 49-15 | AKITA Miyu |
| IZUMI Takashi | 35-29 | OHTAKE Kosuke |
| IZUMI Takashi | 50-14 | SATO Takuma |
| IZUMI Takashi | 33-31 | MITSUYA Nobuaki |
| UNO Toshihiro | 33-31 | IZUMI Takashi |
| KOSHINO Kazuhiko | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | SATO Tetsuya |
| SUZUKI Yuta | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | OKAMOTO Syosetsu |
| IZUMI Takashi | 33-31 | TAKAGI Osato |
| IZUMI Takashi | 33-31 | KOBAYASHI Makoto |
| MIYAZAKI Toru | 33-31 | IZUMI Takashi |
| TSUKAMOTO Kazuma | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | KOSHINO Kazuhiko |
| SATANI Tetsu | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | AMAGAI Masayuki |
| OKUDA Tsuyoshi | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 62-02 | AKITA Miyu |
| IZUMI Takashi | 38-26 | IIJIMA Takamune |
| NAGASHIMA Kazuhito | 42-22 | IZUMI Takashi |
| AKITA Takuma | 44-20 | IZUMI Takashi |
| IZUMI Takashi | 43-21 | KOBAYASHI Manabu |
| IZUMI Takashi | 45-19 | SANO Yoko |
| MIYAZAKI Yuji | 35-29 | IZUMI Takashi |
| MATSUYA Shinpei | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 50-14 | OZAWA Kou |
| TAKANASHI Yusuke | 37-27 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | NAKAI Kota |
| WAKIMOTO Naoyuki | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | KATO Tomihiro |
| NAGASHIMA Kazuhito | 43-21 | IZUMI Takashi |
| SATO Takuma | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | KIMURA Hachiro |
| IZUMI Takashi | 33-31 | KURAHASHI Satoshi |
| IZUMI Takashi | 35-29 | KUDOU Keita |
| KURACHI Takayuki | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | SANO Yoko |
| TOKUSHIMA Akira | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 50-14 | HAYAMIZU Akira |
| IZUMI Takashi | 35-29 | OHUCHI Yasuhiro |
| IZUMI Takashi | 64-00 | SAWAHATA Reiko |
| OKUDA Tsuyoshi | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | AKITA Miyu |
| YAMAMOTO Kunihiro | 35-29 | IZUMI Takashi |
| KIMURA Hachiro | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | KURAHASHI Satoshi |
2008-12-28: 27_King_State(Japan)
2008-12-23: 109_Nagareyama_Open(Japan)
2008-12-21: 1_Mito_Noboru_God(Japan)
2008-12-21: 1_Mito_Noboru_God_finals(Japan)
2008-12-14: 46_Mito_Meeting(Japan)
2008-12-13: 46_Chiyarenshi_A(Japan)
2008-11-29: 25_King_State(Japan)
2008-11-22: 13_Tatebayashi_Open(Japan)
2008-11-16: 45_Mito_Meeting(Japan)
2008-09-21: 43_Mito_Meeting(Japan)
2008-09-14: 8_Saitama_open(Japan)
2008-08-23: 8_Anti_Resistance_Game(Japan)
2008-08-17: 42_Mito_Meeting(Japan)
2008-07-13: 41st Mito meeting(Japan)
2008-06-14: 2008 Ibaraki preliminary(Japan)
2008-05-18: 40th Mito meeting(Japan)
2008-04-27: 11th king state special (Japan)
2008-04-13: 39th Mito meeting(Japan)
2008-03-23: 29_Meijin(Japan)
2008-03-16: 38th Mito meeting(Japan)
2008-03-08: 37th challenge cup A(Japan)
2008-02-24: 37th Mito meeting(Japan)
2008-02-17: 3rd Ibaraki expert game(Japan)
2008-02-09: 4th Mito Open(Japan)
| YAMAKAWA Takashi | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | SUZUKI Yuta |
| KOMAGATA Masayuki | won against | IZUMI Takashi |
| IZUMI Takashi | 39-25 | SATO Ryu |
| KOSHINO Kazuhiko | 37-27 | IZUMI Takashi |
| IZUMI Takashi | won against | SHINOHARA Chiaki |
| IZUMI Takashi | 39-25 | KAWAGUCHI Hayato |
| IZUMI Takashi | 45-19 | OHUCHI Yasuhiro |
| IZUMI Takashi | 41-23 | KOSHINO Kazuhiko |
| IZUMI Takashi | 38-26 | KAWAGUCHI Yuuki |
| WAKIMOTO Naoyuki | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | WAKIMOTO Naoyuki |
| IZUMI Takashi | 39-25 | OKUDA Tsuyoshi |
| IZUMI Takashi | 48-16 | NAGASHIMA Kazuhito |
| NAGASHIMA Kazuhito | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | NAGASHIMA Kazuhito |
| IZUMI Takashi | 47-17 | AKITA Miyu |
| OKUDA Tsuyoshi | 42-22 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | YAMAMOTO Kunihiro |
| IZUMI Takashi | 37-27 | WAKIMOTO Naoyuki |
| IZUMI Takashi | 48-16 | KATO Tomihiro |
| IZUMI Takashi | 33-31 | AKITA Takuma |
| ISHIHARA Makoto | 38-26 | IZUMI Takashi |
| MITSUYA Nobuaki | 48-16 | IZUMI Takashi |
| IZUMI Takashi | 49-15 | SUZUKI Yuta |
| OHUCHI Yasuhiro | 34-30 | IZUMI Takashi |
| SANO Yoko | 35-29 | IZUMI Takashi |
| IZUMI Takashi | 52-12 | OHNO Atsuko |
| NOBUKAWA Hiroki | 52-12 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | TOKI Yugo |
| IZUMI Takashi | 34-30 | NODA Bintatsu |
| IWATA Hiroyuki | 48-16 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | SATO Ryu |
| IZUMI Takashi | 35-29 | SATO Tetsuya |
| IZUMI Takashi | 41-23 | OKUDA Tsuyoshi |
| IZUMI Takashi | 41-23 | WAKIMOTO Naoyuki |
| IZUMI Takashi | 37-27 | KATO Tomihiro |
| IZUMI Takashi | 35-29 | YAMAMOTO Kunihiro |
| IZUMI Takashi | 45-19 | OHUCHI Yasuhiro |
| AKITA Takuma | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | YAMAMOTO Kunihiro |
| IZUMI Takashi | 54-10 | NOGUCHI Takumi |
| IZUMI Takashi | 36-28 | KURAHASHI Satoshi |
| IZUMI Takashi | 36-28 | KATO Tomihiro |
| NAGASHIMA Kazuhito | 52-12 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | TOKI Hidenobu |
| IZUMI Takashi | 33-31 | KINOSHITA Tsutomu |
| WAKIMOTO Naoyuki | 40-24 | IZUMI Takashi |
| IZUMI Takashi | 55-09 | TOKI Yugo |
| IZUMI Takashi | 41-23 | AKITA Takuma |
| KARIYA Junji | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | SANO Yoko |
| SATO Koichiro | 39-25 | IZUMI Takashi |
| MIYAZAKI Yuji | 34-30 | IZUMI Takashi |
| IZUMI Takashi | 42-22 | HONDA Naoto |
| YAMAZAKI Nobuyuki | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 45-19 | TANAKA Shuntaro |
| IIJIMA Takamune | 48-16 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | MATSUYA Shinpei |
| IZUMI Takashi | 35-29 | TANAKA Kazuo |
| IZUMI Takashi | 49-15 | KOBAYASHI Manabu |
| IZUMI Takashi | 43-21 | TAKEDA Kyoko |
| IZUMI Takashi | 34-30 | HAGA Kazutoshi |
| IZUMI Takashi | 62-02 | OHUCHI Rena |
| SAKUSAI Yoshinari | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 35-29 | OKUDA Tsuyoshi |
| IZUMI Takashi | 33-31 | KINOSHITA Akio |
| TAKANASHI Yusuke | 34-30 | IZUMI Takashi |
| TAKIGAWA Mitsuaki | 34-30 | IZUMI Takashi |
| IZUMI Takashi | won against | AKITA Takuma |
| IZUMI Takashi | won against | OHTAKE Kosuke |
| IZUMI Takashi | won against | KINOSHITA Hiroko |
| WAKIMOTO Naoyuki | won against | IZUMI Takashi |
| IZUMI Takashi | won against | SATO Takuma |
| IZUMI Takashi | won against | NAGASHIMA Kazuhito |
| IZUMI Takashi | won against | EBISAWA Yoshiyuki |
| IZUMI Takashi | won against | WAKIMOTO Naoyuki |
| IZUMI Takashi | won against | KATO Tomihiro |
| TSUCHIDA Eiji | won against | IZUMI Takashi |
| TAKIZAWA Nobuyuki | won against | IZUMI Takashi |
| IZUMI Takashi | won against | NAGASHIMA Toshiyuki |
| IZUMI Takashi | won against | KATO Keisuke |
| IZUMI Takashi | won against | KURODA Takuji |
| IZUMI Takashi | won against | OHTAKE Kosuke |
| IZUMI Takashi | won against | KATO Tomihiro |
| IZUMI Takashi | won against | KIMURA Hachiro |
| YAMAMOTO Kunihiro | won against | IZUMI Takashi |
| IZUMI Takashi | won against | KINOSHITA Akio |
| NAGASHIMA Kazuhito | won against | IZUMI Takashi |
| NAGASHIMA Kazuhito | won against | IZUMI Takashi |
| IZUMI Takashi | won against | SANO Yoko |
| IZUMI Takashi | won against | HISHIYAMA Yuichi |
| IZUMI Takashi | won against | SUZUKI Yuta |
| IZUMI Takashi | won against | TAKEISHI Takuya |
| WATAHIKI Kenta | won against | IZUMI Takashi |
| IZUMI Takashi | 32-32 | KINOSHITA Hiroko |
| IZUMI Takashi | won against | OHUCHI Syou |
| IZUMI Takashi | won against | KUWANA Miki |
| IZUMI Takashi | won against | KATO Tomihiro |
| IZUMI Takashi | won against | KINOSHITA Tsutomu |
| IZUMI Takashi | won against | ISAKA Tomoaki |
| KURACHI Takayuki | 33-31 | IZUMI Takashi |
| SHUICHI Tsuda | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | OHUCHI Yasuhiro |
| IZUMI Takashi | 33-31 | TAKIGAWA Mitsuaki |
| IZUMI Takashi | 33-31 | TOSAKA Hideki |
| IZUMI Takashi | won against | AKITA Miyu |
| IZUMI Takashi | won against | ISAKA Tomoaki |
| IZUMI Takashi | lost to | NAGAO Hiroto |
| IZUMI Takashi | won against | OHTAKE Kosuke |
| NAGASHIMA Kazuhito | won against | IZUMI Takashi |
| IZUMI Takashi | won against | KATO Tomihiro |
| IZUMI Takashi | won against | KAWAGUCHI Genki |
| IZUMI Takashi | won against | TAKIGAWA Mitsuaki |
| OHUCHI Yasuhiro | won against | IZUMI Takashi |
| IZUMI Takashi | won against | ITO Junya |
| IZUMI Takashi | won against | TAKEISHI Takuya |
| ISHIHARA Makoto | won against | IZUMI Takashi |
| IZUMI Takashi | won against | KUDOU Keita |
| IZUMI Takashi | won against | YAMAGUCHI Taiki |
| IZUMI Takashi | won against | SATO Takuma |
| OHTAKE Kosuke | won against | IZUMI Takashi |
| IZUMI Takashi | won against | KATO Keisuke |
| NAGASHIMA Kazuhito | won against | IZUMI Takashi |
| IZUMI Takashi | 32-32 | KINOSHITA Akio |
| IZUMI Takashi | won against | KATO Keisuke |
| IZUMI Takashi | won against | ISAKA Tomoaki |
| IZUMI Takashi | won against | KINOSHITA Hiroko |
| IZUMI Takashi | won against | NAGASHIMA Kazuhito |
| IZUMI Takashi | lost to | WAKIMOTO Naoyuki |
| IZUMI Takashi | won against | SATO Takuma |
| IZUMI Takashi | won against | KUDOU Hiroshi |
| IZUMI Takashi | lost to | OHTAKE Kosuke |
| IZUMI Takashi | won against | OHUCHI Syou |
| IZUMI Takashi | won against | WATANABE Keiichi |
| IZUMI Takashi | won against | OHMORI Keita |
| IZUMI Takashi | won against | KATO Keisuke |
| IZUMI Takashi | won against | AKITA Takuma |
2007-07-15: Japanese Othello Championship(Japan)
2007-03-25: 28_Meijin_finals(Japan)
| TSUCHIDA Daisuke | won against | IZUMI Takashi |
| ISHIZAKI Hikaru | won against | IZUMI Takashi |
| IZUMI Takashi | won against | KURACHI Takayuki |
| KUNOU Masakado | won against | IZUMI Takashi |
| IZUMI Takashi | won against | MATSUYA Shinpei |
| IZUMI Takashi | 41-23 | IIJIMA Takamune |
| IZUMI Takashi | 34-30 | YAMAKAWA Takashi |
| IZUMI Takashi | 34-30 | NAKANO Shunsuke |
| NAKAJIMA Tetsuya | 39-25 | IZUMI Takashi |
| TSUCHIDA Daisuke | 47-17 | IZUMI Takashi |
| IZUMI Takashi | 46-18 | NAKAMORI Hiroki |
2006-12-09: 23rd Chiyarenshi Open(Japan)
2006-08-05: 27_Shinagawa_open(Japan)
2006-04-08: 23_Shinagawa_open(Japan)
2006-03-26: 27_Meijin(Japan)
| KIMURA Masashi | won against | IZUMI Takashi |
| IZUMI Takashi | won against | OKAMOTO Akihiko |
| MIYASHITA Naoto | won against | IZUMI Takashi |
| NOGAMI Yoshiyuki | won against | IZUMI Takashi |
| TANAKA Kazuo | won against | IZUMI Takashi |
| IZUMI Takashi | won against | KOBAYASHI Manabu |
| TANAKA Irie | 49-15 | IZUMI Takashi |
| ISHIHARA Makoto | 52-12 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | HAYAKAWA Shigeru |
| IZUMI Takashi | 34-30 | HAMADA Kikue |
| IZUMI Takashi | 42-22 | NISHIYAMA Momoko |
| KIKUKAWA Takamichi | 34-30 | IZUMI Takashi |
| NAKAJIMA Tetsuya | 33-31 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | KOBAYASHI Manabu |
| NODA Bintatsu | 51-13 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | DOJUN Makiko |
| SATAKE Yosuke | 36-28 | IZUMI Takashi |
| OKUDA Tsuyoshi | 37-27 | IZUMI Takashi |
| ASOU Daisuke | 64-00 | IZUMI Takashi |
| URA Satoru | 64-00 | IZUMI Takashi |
| URUSHIHARA Yoshihisa | 64-00 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | SHIMIZU Kouichi |
| KOUKAWA Satoshi | 64-00 | IZUMI Takashi |
| IZUMI Takashi | 64-00 | SATO Tetsuya |
| IZUMI Takashi | 64-00 | MITSUYA Nobuaki |
2005-10-30: 7_large_Endo_open(Japan)
2005-10-15: 18_Shinagawa_open(Japan)
2005-09-17: 17_Shinagawa_open(Japan)
2005-08-13: 1st Kanto Game(Japan)
2005-07-02: 9th Tochigi meeting(Japan)
2005-03-21: Shinagawa International 2005(Japan)
2005-03-20: 26_Meijin(Japan)
2005-03-12: 11_Shinagawa_open(Japan)
| IZUMI Takashi | 41-23 | SAITO Aya |
| YOSHIYUKI Shingo | 33-31 | IZUMI Takashi |
| FUNATSU Asuka | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 54-10 | NOGAMI Yoshiyuki |
| HIRAKAWA Yuki | 53-11 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | MITSUYA Nobuaki |
| TAKEUCHI Kazuya | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | SHIMIZU Kouichi |
| NAKAJIMA Tetsuya | 39-25 | IZUMI Takashi |
| IZUMI Takashi | 33-31 | OKUDA Tsuyoshi |
| NAGASAKI Hidekazu | 41-23 | IZUMI Takashi |
| IZUMI Takashi | 48-16 | YASHIRO Miyabi |
| SAWADA Tomohiro | 39-25 | IZUMI Takashi |
| TAKASHIMA Ryoji | 33-31 | IZUMI Takashi |
| KOMAGATA Masayuki | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 53-11 | WATANABE Keiichi |
| NAKAMURA Keiko | 48-16 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | YAMAMOTO Kunihiro |
| TACHIKI Akira | won against | IZUMI Takashi |
| IZUMI Takashi | won against | YAMAGUCHI Yoshiaki |
| SAWAKI Yusuke | won against | IZUMI Takashi |
| TANAKA Shuntaro | won against | IZUMI Takashi |
| IZUMI Takashi | won against | KURACHI Takayuki |
| IZUMI Takashi | won against | KAMIYAMA Toru |
| IZUMI Takashi | won against | SASAKI Yuria |
| FURUKAWA Kazuhiro | won against | IZUMI Takashi |
| YAMAMOTO Kunihiro | won against | IZUMI Takashi |
| IZUMI Takashi | 53-11 | WATANABE Keiichi |
| IZUMI Takashi | 39-25 | NAKAMORI Hiroki |
| TOKUDA Naoya | 41-23 | IZUMI Takashi |
| KAWARADA Yuichi | 36-28 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | OTSUKA Kazushi |
| IZUMI Takashi | 33-31 | SOUDA Megumi |
| IZUMI Takashi | 51-13 | TOSAKA Hideki |
| MIYAOKA Tamaki | 34-30 | IZUMI Takashi |
| NAKAMORI Hiroki | 44-20 | IZUMI Takashi |
| MIGAMO Shinya | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 38-26 | HAMADA Naoki |
| IZUMI Takashi | 44-20 | HAYASHI Yusuke |
| HIRAKAWA Yuki | 43-21 | IZUMI Takashi |
| IZUMI Takashi | 58-06 | KOBAYASHI Makoto |
| SATAKE Yosuke | 38-26 | IZUMI Takashi |
| IZUMI Takashi | 34-30 | TODA Tomoya |
| IZUMI Takashi | 46-18 | YAMAGATA Naohiro |
| MIYAOKA Tamaki | 49-15 | IZUMI Takashi |
| IZUMI Takashi | 44-20 | ARAKI Kentaro |
2004-05-01: 1_Shinagawa_open(Japan)
2004-03-27: 25_Meijin_open(Japan)
| NAKAMURA Shuhei | 35-29 | IZUMI Takashi |
| HASHIGUCHI Akihiro | 62-02 | IZUMI Takashi |
| HATAKEYAMA Tomohiro | 51-13 | IZUMI Takashi |
| IZUMI Takashi | 58-06 | YASHIRO Miyabi |
| IZUMI Takashi | 40-24 | SHIMONOSONO Kozo |
| KAGAWA Yoichi | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 41-23 | FUJII Yoshihisa |
| IGARASHI Jun | 55-09 | IZUMI Takashi |
| OSHIMIZU Takanori | 33-31 | IZUMI Takashi |
| MIYAZAKI Toru | 45-19 | IZUMI Takashi |
| IZUMI Takashi | 36-28 | YAMAMOTO Yasuhiro |
| SATO Keisuke | 44-20 | IZUMI Takashi |
