Ratings
KAGAWA Yoichi (Japan)
Japanese name(s): 香川陽一89 tournaments
554 results
Player ID: 7002
Rated T293 in Japan and T345 in Asia&Oceania&Africa and T411 in the World
Latest rating: 1961
554 results
Player ID: 7002
Rated T293 in Japan and T345 in Asia&Oceania&Africa and T411 in the World
Latest rating: 1961
- 2025
- 2024
- 2023
- 2022
- 2021
- 2020
- 2019
- 2018
- 2017
- 2016
- 2015
- 2014
- 2013
- 2012
- 2011
- 2010
- 2009
- 2008
- 2007
- 2006
- 2005
- 2004
- 2003
- 2002
- 2001
- 2000
- 1999
2025-05-06: 35_Kyoto_open(Japan)
2025-03-16: 45_Meijin(Japan)
2025-02-09: 2025_North_Kanto_expert_games(Japan)
| UEDA Takashi | 47-17 | KAGAWA Yoichi |
| KAGAWA Yoichi | 39-25 | HAMASAKI Akihiro |
| KAGAWA Yoichi | 61-03 | SONOZAKI Yutsuka |
| NAGASHIMA Kouyou | 39-25 | KAGAWA Yoichi |
| KAGAWA Yoichi | 53-11 | MATSUMOTO Kazunori |
| HATTORI Kouki | 37-27 | KAGAWA Yoichi |
| KAGAWA Yoichi | 34-30 | YOSHINO Toru |
| TANIHARA Hinata | won against | KAGAWA Yoichi |
| CHIBA Seima | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | 64-00 | YANO Yasushi |
| KAGAWA Yoichi | 64-00 | SHIMAMOTO Masanori |
| URANO Kento | won against | KAGAWA Yoichi |
| NAKAYAMA Mari | won against | KAGAWA Yoichi |
| AIHARA Shigeaki | won against | KAGAWA Yoichi |
| TSUCHIGANE Link | 34-30 | KAGAWA Yoichi |
| KURACHI Takayuki | 39-25 | KAGAWA Yoichi |
| KAGAWA Yoichi | 49-15 | SAKURADA Ayata |
| KAGAWA Yoichi | 48-16 | DE MARCO Wesley |
| HASEGAWA Takeshi | 48-16 | KAGAWA Yoichi |
| KAGAWA Yoichi | 37-27 | OTANI Akimoto |
2024-07-21: 17_Ouza_Sen(Japan)
2024-07-07: 50_All_Japan_North_Kanto_prelim(Japan)
2024-05-04: 34_Kyoto_open(Japan)
2024-03-17: 44_Meijin(Japan)
2024-03-16: 44_Meijin_masters(Japan)
2024-02-11: 2024_North_Kanto_expert_games(Japan)
| KOSAI Satomu | won against | KAGAWA Yoichi |
| KAWAMURA Kiu | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | TAKAHASHI Satomi |
| ISHII Takehiro | won against | KAGAWA Yoichi |
| SHIRAI Yuga | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | YAMANAKA Mami |
| UMEDA Yuwa | 40-24 | KAGAWA Yoichi |
| GOTO Masahiro | 34-30 | KAGAWA Yoichi |
| KAGAWA Yoichi | 40-24 | KAWABATA Seiji |
| KAGAWA Yoichi | 49-15 | SATAKE Yosuke |
| KAGAWA Yoichi | 34-30 | TSUCHIGANE Link |
| IZURA Daisei | 38-26 | KAGAWA Yoichi |
| KURACHI Takayuki | 33-31 | KAGAWA Yoichi |
| KAGAWA Yoichi | 46-18 | NODA Norihide |
| ATACHI Hidemi | 37-27 | KAGAWA Yoichi |
| KAWAZOE Osuke | 38-26 | KAGAWA Yoichi |
| SHIMOMURA Shiki | 39-25 | KAGAWA Yoichi |
| MEISHO Shigeki | 35-29 | KAGAWA Yoichi |
| KAGAWA Yoichi | 48-16 | JINBO Taichi |
| ANDO Keito | 40-24 | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | NAITO Osahito |
| KAGAWA Yoichi | 64-00 | YAMAMOTO Yuta |
| FUKUNAGA Kohachi | won against | KAGAWA Yoichi |
| SHIMOMURA Shiki | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | NORIMITSU Ayumi |
| SAJI Kouya | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | OBATA Ohsawa |
| UMEZAWA Yoshinori | 41-23 | KAGAWA Yoichi |
| OKUDA Tsuyoshi | 58-06 | KAGAWA Yoichi |
| TANAKA Tetsuya | 50-14 | KAGAWA Yoichi |
| KAGAWA Yoichi | 45-19 | IKEHATA Keiko |
| UMEDA Yuwa | 43-21 | KAGAWA Yoichi |
| KAGAWA Yoichi | 42-22 | SHIRAI Ukyo |
| KAGAWA Yoichi | won against | CHIBA Seima |
| GOTO Masahiro | 43-21 | KAGAWA Yoichi |
| KAGAWA Yoichi | 38-26 | FUKUSHIMA Iyomu |
| TSUCHIGANE Link | 36-28 | KAGAWA Yoichi |
2023-10-29: 49_All_Japan_North_Kanto_prelim(Japan)
2023-07-16: 16_Ouza_Sen(Japan)
2023-05-04: 33_Kyoto_open(Japan)
2023-03-19: 43_Meijin(Japan)
2023-03-18: 43_Maijin_masters(Japan)
| KAGAWA Yoichi | 34-30 | KANAZAWA Kota |
| KAGAWA Yoichi | 42-22 | AOKI Daichi |
| GOTO Hiroshi | 53-11 | KAGAWA Yoichi |
| SHIRAI Ukyo | 55-09 | KAGAWA Yoichi |
| KAGAWA Yoichi | 39-25 | YAMAMOTO Kunihiro |
| KAGAWA Yoichi | 49-15 | UEDA Kazunobu |
| NARIYA Makoto | 34-30 | KAGAWA Yoichi |
| TOMITA Yo | 34-30 | KAGAWA Yoichi |
| KURACHI Takayuki | 41-23 | KAGAWA Yoichi |
| TAKIZAWA Nobuyuki | 36-28 | KAGAWA Yoichi |
| KAGAWA Yoichi | 47-17 | IIDA Kanata |
| KAGAWA Yoichi | 33-31 | MEISHO Yuta |
| UEDA Takashi | 50-14 | KAGAWA Yoichi |
| SAGAWA Tomoyuki | 42-22 | KAGAWA Yoichi |
| IKEHATA Keiko | 40-24 | KAGAWA Yoichi |
| KAGAWA Yoichi | 41-23 | KANDA Kantaro |
| KAGAWA Yoichi | 39-25 | SHIBATA Ryuoka |
| KAGAWA Yoichi | 43-21 | KONO Shunichiro |
| KAGAWA Yoichi | 58-06 | KOBAYASHI Ryouta |
| SASAKI Kousuke | 40-24 | KAGAWA Yoichi |
| KURACHI Takayuki | 38-26 | KAGAWA Yoichi |
| IIDA Kanata | 37-27 | KAGAWA Yoichi |
| KAGAWA Yoichi | 40-24 | HORIUCHI Keiko |
| KAGAWA Yoichi | 55-09 | TOMI Kazuko |
| AIHARA Shigeaki | 45-19 | KAGAWA Yoichi |
| TAYAMA Tsubasa | 34-30 | KAGAWA Yoichi |
| SATANI Tetsu | 45-19 | KAGAWA Yoichi |
| NODA Bintatsu | 43-21 | KAGAWA Yoichi |
| KAGAWA Yoichi | 42-22 | MEISHO Shigeki |
| KAGAWA Yoichi | 33-31 | TANAKA Junji |
| KAGAWA Yoichi | 40-24 | KITAJIMA Hideki |
2022-03-21: 42_Meijin(Japan)
| KOSHINO Kazuhiko | won against | KAGAWA Yoichi |
| ISHIDA Kazuaki | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | 64-00 | AOKI Daichi |
| TOJO Atsushi | won against | KAGAWA Yoichi |
| OKUDAIRA Akio | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | NAKAMURA Keiichiro |
| NAGATSUKA Ibuki | won against | KAGAWA Yoichi |
2021-07-18: 41_Meijin(Japan)
2021-07-17: Ranking_conf(Japan)
| KAGAWA Yoichi | 39-25 | OKUDAIRA Akio |
| NAGAO Hiroto | 38-26 | KAGAWA Yoichi |
| NAKANO Jo | 35-29 | KAGAWA Yoichi |
| OSHIMIZU Takanori | 39-25 | KAGAWA Yoichi |
| NISHIBAYASHI Touya | 33-31 | KAGAWA Yoichi |
| TSUCHIGANE Link | 49-15 | KAGAWA Yoichi |
| KAGAWA Yoichi | 37-27 | OGINO Takeru |
| OTAKA Tomoki | 50-14 | KAGAWA Yoichi |
| TAYAMA Tsubasa | 36-28 | KAGAWA Yoichi |
| KANEKO Hikaru | 34-30 | KAGAWA Yoichi |
| KAGAWA Yoichi | 37-27 | OKUDA Tsuyoshi |
2020-02-09: North_Kanto_expert_games(Japan)
| HASEGAWA Takeshi | 38-26 | KAGAWA Yoichi |
| KAGAWA Yoichi | 44-20 | KOISO Masahiro |
| KURACHI Takayuki | 34-30 | KAGAWA Yoichi |
| MATSUMOTO Makoto | 35-29 | KAGAWA Yoichi |
| KAGAWA Yoichi | 37-27 | TSUCHIGANE Link |
| WATAHIKI Kenta | 43-21 | KAGAWA Yoichi |
2019-10-27: 48_All_Japan_North_kanto_prelim(Japan)
2019-05-05: 31_Kyoto_open(Japan)
2019-03-24: 40_Meijin(Japan)
2019-02-03: 2019_North_Kanto_expert_games(Japan)
| KAGAWA Yoichi | won against | GOTO Masahiro |
| KAGAWA Yoichi | 44-20 | TAKAHARU Saki |
| HASEGAWA Takeshi | 48-16 | KAGAWA Yoichi |
| URA Satoru | 43-21 | KAGAWA Yoichi |
| USHIKUBO Yu | 51-13 | KAGAWA Yoichi |
| KAGAWA Yoichi | 42-22 | TSUCHIGANE Link |
| KAGAWA Yoichi | 43-21 | NAKAYAMA Takahiro |
| ISHIBARA Kotaro | 35-29 | KAGAWA Yoichi |
| MAEKAWA Yuuki | 40-24 | KAGAWA Yoichi |
| HORIUCHI Soutarou | 41-23 | KAGAWA Yoichi |
| SATO Junnosuke | 52-12 | KAGAWA Yoichi |
| KAGAWA Yoichi | 47-17 | YAMAZAKI Takuya |
| KAGAWA Yoichi | 33-31 | IKEHATA Keiko |
| KAGAWA Yoichi | won against | TUVDUU Erdenezaya |
| KANOU Eishi | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | YABE Uma |
| OSHIMIZU Takanori | won against | KAGAWA Yoichi |
| ASOU Daisuke | won against | KAGAWA Yoichi |
| YADOMI Kousuke | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | OTSUKA Takehiro |
| MATSUMOTO Makoto | 34-30 | KAGAWA Yoichi |
| KAGAWA Yoichi | 33-31 | WATAHIKI Kenta |
| KAGAWA Yoichi | 46-18 | KAWARADA Seiji |
| KAGAWA Yoichi | 37-27 | HASEGAWA Takeshi |
| ISHIKAWA Hikaru | 42-22 | KAGAWA Yoichi |
| GOTO Hiroshi | 47-17 | KAGAWA Yoichi |
2018-10-21: 47_All_Japan_North_Kanto_prelim(Japan)
2018-06-24: 46_All_Japan_North_Kanto_prelim(Japan)
2018-03-18: 39_Meijin(Japan)
2018-02-11: 2018_Kita_Kanto_expert_games(Japan)
| KAGAWA Yoichi | 36-28 | KOISO Masahiro |
| MATSUMOTO Makoto | 34-30 | KAGAWA Yoichi |
| KAGAWA Yoichi | 46-18 | KAWABATA Seiji |
| TODA Tomoya | 40-24 | KAGAWA Yoichi |
| KITANO Takumi | 41-23 | KAGAWA Yoichi |
| KURACHI Takayuki | 34-30 | KAGAWA Yoichi |
| TAKIGAWA Mitsuaki | 46-18 | KAGAWA Yoichi |
| HASEGAWA Takeshi | 42-22 | KAGAWA Yoichi |
| KURACHI Takayuki | 36-28 | KAGAWA Yoichi |
| KAGAWA Yoichi | 39-25 | KASAI Yoshiyuki |
| KAGAWA Yoichi | 56-08 | KAWARADA Seiji |
| ASOU Daisuke | won against | KAGAWA Yoichi |
| SHIROGANE Tetsuya | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | IZUMI Shinya |
| KOYASHIKI Ken | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | TAGUCHI Rin |
| HARA Shuichi | won against | KAGAWA Yoichi |
| KADO Naoki | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | 44-20 | HASEGAWA Takeshi |
| GOTO Hiroshi | 50-14 | KAGAWA Yoichi |
| KAGAWA Yoichi | 38-26 | GOTO Masahiro |
| TAKIGAWA Mitsuaki | 32-32 | KAGAWA Yoichi |
| KITANO Ochachi | 55-09 | KAGAWA Yoichi |
| KAGAWA Yoichi | 37-27 | KAWAKAMI Eiichi |
2017-06-04: 45_All_Japan_North_Kanto_prelim(Japan)
2017-05-03: 29_Kyoto_open(Japan)
2017-03-19: 38_Meijin(Japan)
2017-02-19: 2017_North_Kanto_expert_games(Japan)
| GOTO Masahiro | 50-14 | KAGAWA Yoichi |
| KAGAWA Yoichi | 36-28 | KAWABATA Seiji |
| KAGAWA Yoichi | 51-13 | KANAZAWA Kota |
| TODA Tomoya | 45-19 | KAGAWA Yoichi |
| ISHIKAWA Hikaru | 35-29 | KAGAWA Yoichi |
| YAMAMOTO Kunihiro | 36-28 | KAGAWA Yoichi |
| ANDO Keito | 45-19 | KAGAWA Yoichi |
| YAMASHITA Kazuma | 38-26 | KAGAWA Yoichi |
| MATSUMOTO Kishie | 33-31 | KAGAWA Yoichi |
| KOYASHIKI Ken | 47-17 | KAGAWA Yoichi |
| KAGAWA Yoichi | 52-12 | UENO Rui |
| KAGAWA Yoichi | 33-31 | HARA Tomokazu |
| KAGAWA Yoichi | 51-13 | SAKABE Remi |
| TAKAHASHI Ya | won against | KAGAWA Yoichi |
| HISHIYAMA Yuichi | won against | KAGAWA Yoichi |
| ASOU Daisuke | won against | KAGAWA Yoichi |
| OKIZAKI Kyo | won against | KAGAWA Yoichi |
| NAKAMURA Keiichiro | won against | KAGAWA Yoichi |
| ANDO Keito | won against | KAGAWA Yoichi |
| GOTO Masahiro | 45-19 | KAGAWA Yoichi |
| YAMAMOTO Kunihiro | 48-16 | KAGAWA Yoichi |
| KAGAWA Yoichi | 37-27 | YANO Yasushi |
| KAWARADA Seiji | 35-29 | KAGAWA Yoichi |
| KAGAWA Yoichi | 45-19 | ISHIDA Ren |
| KAGAWA Yoichi | 53-11 | OKASERI Tadatora |
2016-07-17: 44_All_Japan_championship(Japan)
2016-06-12: 44_All_Japan_North_Kanto_prelim(Japan)
2016-05-04: 28_Kyoto_open(Japan)
2016-03-20: 37_Meijin(Japan)
2016-01-31: 2016_Kita_Kanto_expert_games(Japan)
| ITAGAKI Kenichi | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | YAMAZAKI Nobuyuki |
| SATO Hisakazu | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | KATO Teru |
| KAGAWA Yoichi | won against | ISOBE Masaki |
| GOTO Masahiro | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | 41-23 | KAWABATA Seiji |
| KAGAWA Yoichi | won against | URA Satoru |
| KAGAWA Yoichi | 36-28 | TAKIGAWA Mitsuaki |
| KURITA Seiya | 38-26 | KAGAWA Yoichi |
| KAGAWA Yoichi | 40-24 | MATSUMOTO Makoto |
| KURACHI Takayuki | 38-26 | KAGAWA Yoichi |
| KAGAWA Yoichi | 57-07 | ISHIKAWA Eiki |
| KURACHI Takayuki | 36-28 | KAGAWA Yoichi |
| NAGAO Hiroto | 61-03 | KAGAWA Yoichi |
| KAGAWA Yoichi | 44-20 | MAJIMA Yuki |
| USHIRO Hideaki | 33-31 | KAGAWA Yoichi |
| KAGAWA Yoichi | 49-15 | ANDO Keito |
| KAGAWA Yoichi | 33-31 | IKEDA Atsuhiko |
| NAKAMORI Hiroki | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | ONUKI Yutaka |
| SAITO Hiroki | won against | KAGAWA Yoichi |
| KITANO Ochachi | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | HARA Shuichi |
| KAGAWA Yoichi | won against | NAGI Michiko |
| NAKANO Jo | won against | KAGAWA Yoichi |
| MATSUMOTO Makoto | 50-14 | KAGAWA Yoichi |
| GOTO Hiroshi | 44-20 | KAGAWA Yoichi |
| YAMAMOTO Kunihiro | 44-20 | KAGAWA Yoichi |
| KURACHI Takayuki | 36-28 | KAGAWA Yoichi |
| NAKAJIMA Shun | 34-30 | KAGAWA Yoichi |
2015-06-21: 43_All_Japan_North_Kanto_prelim(Japan)
2015-05-04: 27_Kyoto_open(Japan)
2015-03-22: 36_Meijin(Japan)
| YAMAMOTO Kunihiro | 44-20 | KAGAWA Yoichi |
| KANAZAWA Kota | 45-19 | KAGAWA Yoichi |
| KAGAWA Yoichi | 39-25 | URUSHIHARA Kazuhiro |
| KAGAWA Yoichi | 40-24 | KAWABATA Seiji |
| KAGAWA Yoichi | 40-24 | KUROIWA Atsuhiro |
| TATENO Ryuuji | 44-20 | KAGAWA Yoichi |
| MIYAZAKI Yuji | 49-15 | KAGAWA Yoichi |
| NAKANISHI Kazuki | 47-17 | KAGAWA Yoichi |
| KAGAWA Yoichi | 38-26 | NAKAYAMA Takahiro |
| KAGAWA Yoichi | 64-00 | MORIYAMA Shota |
| YAMAZAKI Midorikawa | 56-08 | KAGAWA Yoichi |
| KAGAWA Yoichi | 37-27 | MATSUMOTO Kazunori |
| KAGAWA Yoichi | 46-18 | NAKAZAWA Hirofumi |
| ASAHINA Satoshi | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | NAKAMORI Hiroki |
| ANDO Tomoaki | won against | KAGAWA Yoichi |
| OSATO Suguru | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | KAWARADA Seiji |
| KAGAWA Yoichi | won against | KURACHI Takayuki |
| KAGAWA Yoichi | won against | SOUDA Shun |
2014-07-13: 42_All_Japan_Championship(Japan)
2014-06-29: 42_All_Japan_North_Kanto_prelim(Japan)
2014-03-23: 35_Meijin(Japan)
| KAGAWA Yoichi | won against | OHUCHI Yasuhiro |
| KAGAWA Yoichi | won against | TAKENOBU Kosuke |
| YOSHIDA Shigenobu | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | YOSHIYUKI Suganuma |
| NAGASHIMA Kazuhito | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | YOSHIDA Taisaku |
| KITANO Takumi | 43-21 | KAGAWA Yoichi |
| TAKIGAWA Mitsuaki | 47-17 | KAGAWA Yoichi |
| KAGAWA Yoichi | 50-14 | KAZUHISA Akira |
| KAGAWA Yoichi | 56-08 | KAWARADA Seiji |
| KAGAWA Yoichi | 41-23 | URUSHIHARA Kazuhiro |
| KURIHARA Tomoyuki | 40-24 | KAGAWA Yoichi |
| YAMASHITA Yuya | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | AKAI Chishu |
| TANAKA Shuntaro | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | KAMEMOTO Osamu |
| KAWAKAMI Yoshihiro | won against | KAGAWA Yoichi |
| UEDA Takashi | won against | KAGAWA Yoichi |
| NAGI Michiko | won against | KAGAWA Yoichi |
2013-11-10: 2014_OWC_qualif(Japan)
2013-07-14: 41_All_Japan_championship(Japan)
2013-06-16: 41_All_Japan_north_Kanto_prelim(Japan)
2013-05-03: 25_Kyoto_open(Japan)
2013-03-31: 34_Meijin(Japan)
2013-02-11: 2013_Kita_Kanto_expert_game(Japan)
| TAKIZAWA Nobuyuki | won against | KAGAWA Yoichi |
| IWATA Hiroyuki | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | HORIUCHI Keiko |
| KAGAWA Yoichi | won against | HADA Jun |
| GOTO Hiroshi | won against | KAGAWA Yoichi |
| AKAGI Tachiro | won against | KAGAWA Yoichi |
| TAKAHASHI Hisashi | won against | KAGAWA Yoichi |
| TAKIGAWA Mitsuaki | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | SATO Masuo |
| KAGAWA Yoichi | won against | YASUJIMA Yuji |
| NAKANO Jo | won against | KAGAWA Yoichi |
| HAMAMOTO Kazuhiro | won against | KAGAWA Yoichi |
| KANAZAWA Kota | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | 38-26 | KAWARADA Seiji |
| KAGAWA Yoichi | 34-30 | URA Satoru |
| URUSHIHARA Kazuhiro | 40-24 | KAGAWA Yoichi |
| KAGAWA Yoichi | 61-03 | KAWABATA Seiji |
| TODA Tomoya | 49-15 | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | KURACHI Takayuki |
| URUSHIHARA Kazuhiro | 36-28 | KAGAWA Yoichi |
| MATSUMOTO Kazunori | 46-18 | KAGAWA Yoichi |
| OHTAKE Kosuke | 43-21 | KAGAWA Yoichi |
| KAGAWA Yoichi | 48-16 | SAKANE Yoshito |
| KAGAWA Yoichi | 52-12 | ISHIKAWA Hiroyuki |
| FUKUNAGA Kohachi | 45-19 | KAGAWA Yoichi |
| HAMAMOTO Kazuhiro | 36-28 | KAGAWA Yoichi |
| KAGAWA Yoichi | 49-15 | NAKANISHI Kazuki |
| KAGAWA Yoichi | won against | SANO Yoko |
| SATANI Tetsu | won against | KAGAWA Yoichi |
| TOJO Atsushi | won against | KAGAWA Yoichi |
| NODA Bintatsu | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | OHNO Atsuko |
| KAGAWA Yoichi | won against | TAKIZAWA Nobuyuki |
| KAGAWA Yoichi | won against | SHINAGAWA Yukinobu |
| TAKIGAWA Mitsuaki | 40-24 | KAGAWA Yoichi |
| GOTO Hiroshi | 33-31 | KAGAWA Yoichi |
| KAGAWA Yoichi | 35-29 | KAWARADA Seiji |
| KURACHI Takayuki | 38-26 | KAGAWA Yoichi |
| TODA Tomoya | 47-17 | KAGAWA Yoichi |
| GOTO Masahiro | 33-31 | KAGAWA Yoichi |
2012-11-11: OWC2013_qualification(Japan)
2012-07-18: 40_All_Japan_champ(Japan)
2012-06-17: 40_All_Japan_north_Kanto_prelim(Japan)
2012-05-03: 24_Kyoto_open(Japan)
| KAGAWA Yoichi | won against | MATSUMOTO Hiroshi |
| OSHIMIZU Takanori | won against | KAGAWA Yoichi |
| KANDA Yoshihiro | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | NAGAO Hiroto |
| KAGAWA Yoichi | won against | IIJIMA Takamune |
| OHMORI Keita | won against | KAGAWA Yoichi |
| HAGA Kazutoshi | won against | KAGAWA Yoichi |
| ARAKI Yasuyuki | won against | KAGAWA Yoichi |
| SAITO Riki | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | HIRABAYASHI Eiji |
| KAGAWA Yoichi | won against | KANEDA Nobuo |
| KURODA Takuji | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | 35-29 | TAKIGAWA Mitsuaki |
| SAITO Riki | 42-22 | KAGAWA Yoichi |
| KAGAWA Yoichi | 47-17 | KURACHI Takayuki |
| KAGAWA Yoichi | 46-18 | URUSHIHARA Kazuhiro |
| URA Satoru | 33-31 | KAGAWA Yoichi |
| KAGAWA Yoichi | 37-27 | KANAZAWA Kota |
| KAGAWA Yoichi | 50-14 | URUSHIHARA Kazuhiro |
| KAGAWA Yoichi | 46-18 | NAKAYAMA Takahiro |
| OHIKE Yoshinori | 43-21 | KAGAWA Yoichi |
| KAGAWA Yoichi | 54-10 | TAKEUCHI Natsumi |
| FUKUNAGA Kohachi | 36-28 | KAGAWA Yoichi |
| KAGAWA Yoichi | 33-31 | KURACHI Takayuki |
| KAGAWA Yoichi | 41-23 | MABUCHI Yuta |
| SHIMAMURA Yoshihide | 35-29 | KAGAWA Yoichi |
2011-07-17: 39_Japan_Champ(Japan)
2011-06-19: 39_Japan_Champ_north_Kanto_prelim(Japan)
2011-05-29: 32_Meijin(Japan)
| KUMATSU Umehara | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | KASAI Yuta |
| KAGAWA Yoichi | won against | NOZAKI Jyunetsu |
| SUZUKI Takahiro | won against | KAGAWA Yoichi |
| KANOU Eishi | won against | KAGAWA Yoichi |
| OKAMURA Hiroaki | won against | KAGAWA Yoichi |
| NAKAMORI Chiaki | 49-15 | KAGAWA Yoichi |
| KAWABATA Seiji | 42-22 | KAGAWA Yoichi |
| URA Satoru | 33-31 | KAGAWA Yoichi |
| KAGAWA Yoichi | 50-14 | NAKATANI Kai |
| KAGAWA Yoichi | 47-17 | YAMAMOTO Kunihiro |
| KAGAWA Yoichi | 37-27 | URUSHIHARA Kazuhiro |
| SATANI Tetsu | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | KANDA Yoshihiro |
| MURAKAMI Takeshi | won against | KAGAWA Yoichi |
| KOZUKA Katsuhiko | won against | KAGAWA Yoichi |
| SAITO Riki | won against | KAGAWA Yoichi |
2010-06-06: 38_Japan_Champ_north_Kanto_prelim(Japan)
2010-05-03: 22_Kyoto_open(Japan)
2010-03-21: 31_Meijin(Japan)
| KAGAWA Yoichi | 37-27 | MIYASHITA Naoto |
| GOTO Hiroshi | 48-16 | KAGAWA Yoichi |
| SATAKE Yosuke | 48-16 | KAGAWA Yoichi |
| YOSHIDA Hideaki | 37-27 | KAGAWA Yoichi |
| KAGAWA Yoichi | 42-22 | TATENO Ryuiji |
| KAGAWA Yoichi | 35-29 | KAWAGUCHI Hayato |
| SAWAKI Yusuke | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | 33-31 | NOIRI Hisayasu |
| NAKAMORI Hiroki | 35-29 | KAGAWA Yoichi |
| KAGAWA Yoichi | 55-09 | IDE Akiko |
| ESAKI Yuta | 38-26 | KAGAWA Yoichi |
| UNO Toshihiro | 50-14 | KAGAWA Yoichi |
| HIDAKA Toshihiro | 34-30 | KAGAWA Yoichi |
| KAGAWA Yoichi | 62-02 | TOKI Hidenobu |
| MIYAZAKI Yuji | 64-00 | KAGAWA Yoichi |
| NAKAMORI Hiroki | 64-00 | KAGAWA Yoichi |
| KAGAWA Yoichi | 64-00 | TANAKA Irie |
| KAGAWA Yoichi | 64-00 | NARUMI Hisatoshi |
| HAGIKURA Yutaka | 64-00 | KAGAWA Yoichi |
| MAEHIRA Yusuke | 64-00 | KAGAWA Yoichi |
2009-09-21: 9_Saitama_open(Japan)
2009-06-28: 37_Japan_Champ_North_Kanto_prelim(Japan)
2009-05-03: 21_Kyoto_Open(Japan)
2009-03-28: 30_Meijin_prelim(Japan)
2009-02-15: NorthEast_Kanto_Expert(Japan)
| IZUMI Takashi | 38-26 | KAGAWA Yoichi |
| SAITO Riki | 40-24 | KAGAWA Yoichi |
| KAWAGUCHI Hayato | 43-21 | KAGAWA Yoichi |
| KAGAWA Yoichi | 52-12 | KIMIMATSO Rkirami |
| KAGAWA Yoichi | 34-30 | TOKI Yugo |
| KAGAWA Yoichi | 45-19 | TAKUAKI Kamata |
| KURITA Seiya | 37-27 | KAGAWA Yoichi |
| SAWAKI Yusuke | 50-14 | KAGAWA Yoichi |
| TAKANO Satoshi | 48-16 | KAGAWA Yoichi |
| URA Satoru | 34-30 | KAGAWA Yoichi |
| MIYASHITA Naoto | 44-20 | KAGAWA Yoichi |
| MATSUMOTO Hiroshi | 33-31 | KAGAWA Yoichi |
| KAGAWA Yoichi | 48-16 | KASAI Yuta |
| ARAKI Yasuyuki | 37-27 | KAGAWA Yoichi |
| OKUDA Tsuyoshi | 37-27 | KAGAWA Yoichi |
| KAGAWA Yoichi | 45-19 | HAMAMOTO Kazuhiro |
| KAWASAKI Yuji | 53-11 | KAGAWA Yoichi |
| KAGAWA Yoichi | 37-27 | YODA Kazuya |
| KAGAWA Yoichi | 33-31 | MATSUMOTO Hiroyuki |
| YUSAKI Akihiro | 33-31 | KAGAWA Yoichi |
| KAGAWA Yoichi | 33-31 | HISHIYAMA Yuichi |
| KAGAWA Yoichi | 33-31 | TOJO Atsushi |
| TOKUDA Naoya | 33-31 | KAGAWA Yoichi |
| KURACHI Takayuki | 33-31 | KAGAWA Yoichi |
| YAMAMOTO Kunihiro | 45-19 | KAGAWA Yoichi |
| KAGAWA Yoichi | 53-11 | SUGISAKI Harumi |
| KANOU Yuki | 48-16 | KAGAWA Yoichi |
| TODA Tomoya | 52-12 | KAGAWA Yoichi |
2008-09-14: 8_Saitama_open(Japan)
2008-06-22: North Kanto Conference(Japan)
2008-05-03: 20_Kyoto_open(Japan)
2008-03-23: 29_Meijin(Japan)
2008-02-10: North Kanto expert game(Japan)
| KAGAWA Yoichi | 48-16 | KOMAGATA Masayuki |
| ITO Junya | 57-07 | KAGAWA Yoichi |
| KAGAWA Yoichi | 32-32 | SANO Yoko |
| KAGAWA Yoichi | 38-26 | KURACHI Takayuki |
| KAGAWA Yoichi | 34-30 | IWATA Hiroyuki |
| KIUCHI Hideyuki | 48-16 | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | YOSHIDA Hideaki |
| TODA Tomoya | won against | KAGAWA Yoichi |
| KANOU Yuki | won against | KAGAWA Yoichi |
| SATAKE Yosuke | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | lost to | URA Satoru |
| KAGAWA Yoichi | won against | TAKANO Satoshi |
| KAGAWA Yoichi | 47-17 | OBAMA Satomi |
| ARAKI Yasuyuki | 50-14 | KAGAWA Yoichi |
| KAGAWA Yoichi | 36-28 | OKAWA Chieko |
| KAGAWA Yoichi | 56-08 | MATSUMOTO Kishie |
| UMEZAWA Tadaaki | 46-18 | KAGAWA Yoichi |
| YODA Kazuya | 39-25 | KAGAWA Yoichi |
| KOBAYASHI Oh | 34-30 | KAGAWA Yoichi |
| GOTO Hiroshi | 33-31 | KAGAWA Yoichi |
| SATANI Tetsu | 33-31 | KAGAWA Yoichi |
| KOBAYASHI Makoto | 33-31 | KAGAWA Yoichi |
| TSUJI Shinji | 33-31 | KAGAWA Yoichi |
| KATO Tomihiro | 33-31 | KAGAWA Yoichi |
| KAGAWA Yoichi | lost to | GOTO Masahiro |
| KAGAWA Yoichi | won against | KITAJIMA Masato |
| SATAKE Yosuke | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | lost to | YAMAMOTO Kunihiro |
| KAGAWA Yoichi | won against | KURITA Seiya |
| KURACHI Takayuki | won against | KAGAWA Yoichi |
2007-05-03: 19_Kyoto_open(Japan)
2007-03-25: 28_Meijin_finals(Japan)
| KAGAWA Yoichi | 39-25 | SHIROGANE Tetsuya |
| HAMAMOTO Kazuhiro | 33-31 | KAGAWA Yoichi |
| OKUDA Masashi | 36-28 | KAGAWA Yoichi |
| TAKAHASHI Yoshiko | 39-25 | KAGAWA Yoichi |
| ESAKI Yuta | 38-26 | KAGAWA Yoichi |
| KAGAWA Yoichi | 50-14 | WAKU You |
| KAGAWA Yoichi | 51-13 | ITO Mitsumasa |
| KAGAWA Yoichi | 46-18 | KOIDE Satoshi |
| KATORI Michihiro | 48-16 | KAGAWA Yoichi |
| KAGAWA Yoichi | 34-30 | UNO Toshihiro |
| NAKAMORI Hiroki | 51-13 | KAGAWA Yoichi |
| GOTO Masahiro | 48-16 | KAGAWA Yoichi |
| KAGAWA Yoichi | 50-14 | OHUCHI Yasuhiro |
2006-05-06: 24_Shinagawa_open(Japan)
2006-05-03: 18_Kyoto_open(Japan)
2006-03-26: 27_Meijin(Japan)
| NARIYA Makoto | 58-06 | KAGAWA Yoichi |
| OKUDA Tsuyoshi | 40-24 | KAGAWA Yoichi |
| KAGAWA Yoichi | 51-13 | HINO Kazue |
| KAGAWA Yoichi | 55-09 | NISHIYAMA Momoko |
| YAMAMOTO Kunihiro | 40-24 | KAGAWA Yoichi |
| KAGAWA Yoichi | 40-24 | NAKAMURA Yuya |
| KAGAWA Yoichi | 49-15 | TATSUMI Atsushi |
| NAGAYAMA Hironari | 37-27 | KAGAWA Yoichi |
| KAGAWA Yoichi | 39-25 | NAGASHIMA Kazuhito |
| KAGAWA Yoichi | 33-31 | SAWADA Tomohiro |
| KAGAWA Yoichi | 49-15 | KITAJIMA Masato |
| SUEKUNI Makoto | 53-11 | KAGAWA Yoichi |
| MATSUMOTO Hiroshi | 57-07 | KAGAWA Yoichi |
| MIYAZAKI Yuji | 64-00 | KAGAWA Yoichi |
| KAGAWA Yoichi | 64-00 | ISHII Kiyotaka |
| TAKIZAWA Masaki | 64-00 | KAGAWA Yoichi |
| NAKAMURA Yuya | 64-00 | KAGAWA Yoichi |
| KAGAWA Yoichi | 64-00 | YAMAMOTO Kunihiro |
| KAGAWA Yoichi | 64-00 | OHUCHI Yasuhiro |
| KAGAWA Yoichi | 64-00 | WATANABE Hideki |
2005-09-17: 17_Shinagawa_open(Japan)
2005-05-07: 13_Shinagawa_open(Japan)
2005-05-03: 17_Kyoto_open(Japan)
2005-03-21: Shinagawa International 2005(Japan)
2005-03-20: 26_Meijin(Japan)
| MIGAMO Shinya | 45-19 | KAGAWA Yoichi |
| KAGAWA Yoichi | 52-12 | YASHIRO Miyabi |
| KAGAWA Yoichi | 45-19 | TATSUMI-IIJIMA Yukiko |
| KURACHI Takayuki | 50-14 | KAGAWA Yoichi |
| KAGAWA Yoichi | 46-18 | KANOU Yuki |
| KAGAWA Yoichi | 34-30 | HAYASHI Yusuke |
| TAKASHIMA Ryoji | 36-28 | KAGAWA Yoichi |
| TACHIKI Akira | 34-30 | KAGAWA Yoichi |
| KAGAWA Yoichi | 35-29 | NOGAMI Yoshiyuki |
| KAGAWA Yoichi | 47-17 | ISOBE Seiji |
| ONUMA Naofumi | 46-18 | KAGAWA Yoichi |
| KAGAWA Yoichi | 49-15 | ARAI Nobumichi |
| KAGAWA Yoichi | 35-29 | YUSAKI Akihiro |
| KAGAWA Yoichi | 52-12 | ISHIKAWA Akira |
| SYUGAME Junki | 52-12 | KAGAWA Yoichi |
| YOKOYAMA Chiaki | 45-19 | KAGAWA Yoichi |
| IZUMO Kengo | 44-20 | KAGAWA Yoichi |
| YOSHIDA Yoshiaki | 47-17 | KAGAWA Yoichi |
| KAGAWA Yoichi | 46-18 | ASANO Yuki |
| MIYATA Kohei | 37-27 | KAGAWA Yoichi |
| KAGAWA Yoichi | 38-26 | OKI Chikara |
| KAGAWA Yoichi | 35-29 | SHUICHI Tsuda |
| KAGAWA Yoichi | 39-25 | SHIMONOSONO Kozo |
| TATSUMI-IIJIMA Yukiko | 42-22 | KAGAWA Yoichi |
| ENOMOTO Yasuhiro | 36-27 | KAGAWA Yoichi |
| KAWARADA Yuichi | 36-28 | KAGAWA Yoichi |
| KAGAWA Yoichi | 50-14 | SAKUSAI Akira |
| KAGAWA Yoichi | 34-30 | SAITO Wenkuchi |
| KAGAWA Yoichi | 49-15 | ITAGAKI Kenichi |
| KAGAWA Yoichi | 35-29 | NAKAMORI Hiroki |
| SAWADA Tomohiro | 41-23 | KAGAWA Yoichi |
| TAKIZAWA Masaki | 33-31 | KAGAWA Yoichi |
2004-09-11: 5_Shinagawa_open(Japan)
2004-05-03: 16_Kyoto_open(Japan)
2004-05-01: 1_Shinagawa_open(Japan)
2004-03-27: 25_Meijin_open(Japan)
| HIRAKAWA Yuki | 45-19 | KAGAWA Yoichi |
| KAGAWA Yoichi | 50-14 | AOKI Kunio |
| YAMAKAWA Takashi | 43-21 | KAGAWA Yoichi |
| SAWAKI Yusuke | 37-27 | KAGAWA Yoichi |
| KAGAWA Yoichi | 35-29 | KITAJIMA Masato |
| TODA Daisuke | 40-24 | KAGAWA Yoichi |
| KAGAWA Yoichi | 41-23 | SAGA Hiromi |
| KAGAWA Yoichi | 35-29 | MATSUO Hiroko |
| KAGAWA Yoichi | 45-19 | KAWAKAMI Yoshihiro |
| KAGAWA Yoichi | 41-23 | NODA Bintatsu |
| KAGAWA Yoichi | 33-31 | MIYAOKA Tamaki |
| SUGASE Takahiro | 35-29 | KAGAWA Yoichi |
| NAKAMURA Shuhei | 39-25 | KAGAWA Yoichi |
| KAGAWA Yoichi | 39-25 | SHIMIZU Kouichi |
| KAGAWA Yoichi | 46-18 | KOBAYASHI Manabu |
| KAGAWA Yoichi | 33-31 | NAKAJIMA Tetsuya |
| TAKAHASHI Kanji | 34-30 | KAGAWA Yoichi |
| KAGAWA Yoichi | 57-07 | KITAJIMA Masato |
| KAGAWA Yoichi | 38-26 | TANAKA Shuntaro |
| KAGAWA Yoichi | 45-19 | IZUMI Takashi |
| KAWAKAMI Yoshihiro | 47-17 | KAGAWA Yoichi |
| KAGAWA Yoichi | 62-02 | KURODA Takuji |
| KAGAWA Yoichi | 34-30 | WATANABE Keiichi |
| KAGAWA Yoichi | 34-30 | FUJISAWA Shunsuke |
| YOSHIDA Kengo | 44-20 | KAGAWA Yoichi |
| WAZUKI Hiroyuki | 44-20 | KAGAWA Yoichi |
2003-03-22: 24_Meijin(Japan)
| KAGAWA Yoichi | 39-25 | ISHII Kiyotaka |
| KAGAWA Yoichi | 34-30 | KINOSHITA Hisako |
| ROSE Brian | 30-34 | KAGAWA Yoichi |
| KAGAWA Yoichi | 35-29 | TANIDA Kunihiko |
| GOTO Hiroshi | 57-07 | KAGAWA Yoichi |
| MURAKAMI Takeshi | 43-21 | KAGAWA Yoichi |
| KAGAWA Yoichi | 64-00 | KAWAGASHIRA Kuniharu |
2002-07-28: 30th All Japan(Japan)
2002-03-03: 23rd Meijin(Japan)
| TSUJI Shinji | won against | KAGAWA Yoichi |
| HOSHI Ryuichi | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | SAWADA Takehiko |
| TAMAKI Suguru | won against | KAGAWA Yoichi |
| KAWARADA Yuichi | won against | KAGAWA Yoichi |
| SAWADA Tomohiro | won against | KAGAWA Yoichi |
| SUGIYAMA Toshio | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | SANO Hirotaka |
| KAGAWA Yoichi | won against | KADO Naoki |
2001-09-15: 1_Sea_of_Japan_open (Japan)
2001-05-01: Meijin(Japan)
2001-01-07: 21st Kanagawa Open A(Japan)
| KAGAWA Yoichi | won against | TAKAI Kazuki |
| YAMAZAKI Yoshihisa | won against | KAGAWA Yoichi |
| KANDA Yoshihiro | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | IGARASHI Toshiyuki |
| KAGAWA Yoichi | won against | TAKIZAWA Masaki |
| MATSUMOTO Hiroyuki | 33-31 | KAGAWA Yoichi |
| KAGAWA Yoichi | 33-31 | YAMAZAKI Yoshihisa |
| IWASAKI Masaaki | 33-31 | KAGAWA Yoichi |
| KAGAWA Yoichi | 33-31 | SATO Masuo |
| SATO Shinji | 33-31 | KAGAWA Yoichi |
| KAGAWA Yoichi | 33-31 | KURODA Takuji |
| KAGAWA Yoichi | 33-31 | IBATA Kensuke |
| KAGAWA Yoichi | won against | SASAKI Sohei |
| KAGAWA Yoichi | won against | IMAYASU Hikari |
| YAMADA Yuichi | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | TAKEDA Kyoko |
| ESAKA Akira | won against | KAGAWA Yoichi |
| NODA Bintatsu | won against | KAGAWA Yoichi |
2000-04-01: Meijin(Japan)
| ARAKI Kentaro | 33-31 | KAGAWA Yoichi |
| KAGAWA Yoichi | 33-31 | TANAKA Michiko |
| KAGAWA Yoichi | 33-31 | YASUDA Tadahiro |
| KAGAWA Yoichi | 33-31 | YAMADA Yuichi |
| SAWADA Takehiko | 33-31 | KAGAWA Yoichi |
| MATSUMOTO Hiroyuki | 33-31 | KAGAWA Yoichi |
| NODA Bintatsu | 33-31 | KAGAWA Yoichi |
1999-07-25: 27th All Japan(Japan)
| TOMINAGA Kenta | won against | KAGAWA Yoichi |
| KAGAWA Yoichi | won against | KITAJIMA Hideki |
| KAGAWA Yoichi | won against | SUZUKI Takahiro |
| KAGAWA Yoichi | won against | KUDOMI Daisuke |