Ratings
NAGATSUKA Ibuki (Japan)
Japanese name(s): 長塚息吹79 tournaments
473 results
Player ID: 14079
Rated T300 in Japan and T356 in Asia&Oceania&Africa and T426 in the World
Latest rating: 1953
473 results
Player ID: 14079
Rated T300 in Japan and T356 in Asia&Oceania&Africa and T426 in the World
Latest rating: 1953
2025-07-19: 171_Shinagawa_open(Japan)
2025-07-06: 129_Kanagawa_open_B(Japan)
2025-06-14: 170_Shinagawa_open(Japan)
2025-06-01: 2_Minoo_open(Japan)
2025-05-17: 169_Shinagawa_open(Japan)
2025-03-22: 167_Shinagawa_open(Japan)
2025-03-16: 45_Meijin(Japan)
2025-03-15: 45_Meijin_team(Japan)
2025-03-09: 3_Tsukuba_open(Japan)
2025-02-23: 2025_Tokyo_expert_games(Japan)
2025-02-16: 2025_Tokai_expert_games(Japan)
2025-02-08: 165_Shinagawa_open(Japan)
2025-01-06: 127_Kanagawa_open_B(Japan)
| NAGATSUKA Ibuki | 46-18 | MASUDA Yumeki |
| NAGATSUKA Ibuki | 40-24 | TANIDA Kunihiko |
| YAMAKAWA Takashi | won against | NAGATSUKA Ibuki |
| OKADA Oochi | 44-20 | NAGATSUKA Ibuki |
| KIKUCHI Seiten | 36-28 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 40-24 | YAMASHITA Kotaro |
| MITSUYA Nobuaki | 37-27 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 36-28 | OTANI Akimoto |
| KURACHI Takayuki | 58-06 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 50-14 | TSUTSUMI Ari |
| MIYAMOTO Taketora | 37-27 | NAGATSUKA Ibuki |
| SHABE Hiroaki | 32-32 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 45-19 | FURUKAWA Kazuho |
| TAKAGI Ryota | 53-11 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 50-14 | NAGASAWA Kengo |
| NAGATSUKA Ibuki | 43-21 | KIKUCHI Seiten |
| NAGATSUKA Ibuki | 35-29 | KUSUMI Tomohiro |
| HIRASAWA Teruto | 38-26 | NAGATSUKA Ibuki |
| HARADA Shota | 36-28 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 47-17 | OMURA Kazuo |
| NAGATSUKA Ibuki | 43-21 | NOMURA Mutsuyoshi |
| KOSAI Satomu | 48-16 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 52-12 | TANAKA Michiko |
| TAGUCHI Shinya | 46-18 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 43-21 | ONOUE Daiki |
| NAGATSUKA Ibuki | 40-24 | HOSHINO Yoshiya |
| NAGATSUKA Ibuki | 33-31 | MIYAMOTO Taketora |
| OKADA Oochi | 45-19 | NAGATSUKA Ibuki |
| KIMURA Kohiroshi | 45-19 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 38-26 | KUSUMI Tomohiro |
| NAGATSUKA Ibuki | 52-12 | TAKENAKA Ryusei |
| NAGATSUKA Ibuki | 36-28 | UMEDA Yuwa |
| NAGATSUKA Ibuki | 36-28 | SUZURIKAWA Toshimasa |
| NAKAMORI Hiroki | 43-21 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 46-18 | TAKAHASHI Akinari |
| YOSHIDA Kenjirou | 38-26 | NAGATSUKA Ibuki |
| SATO Minato | won against | NAGATSUKA Ibuki |
| IWAKURA Hiroaki | won against | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | won against | NAKAMURA Keiichiro |
| NAGATSUKA Ibuki | 64-00 | HARA Issei |
| OKUDAIRA Fuyumi | won against | NAGATSUKA Ibuki |
| MIYAKE Raku | won against | NAGATSUKA Ibuki |
| UNO Toshihiro | won against | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 41-23 | NOMURA Soryo |
| OTAKA Tomoki | 37-27 | NAGATSUKA Ibuki |
| GOTO Akihiko | 48-16 | NAGATSUKA Ibuki |
| ISHIDA Ren | 51-13 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 33-31 | FUJITA Takeshi |
| NAGATSUKA Ibuki | 57-07 | MOROKAWA Eiichi |
| NAGATSUKA Ibuki | 36-28 | IZUMI Takashi |
| UMEDA Yuwa | 41-23 | NAGATSUKA Ibuki |
| NAKAMORI Hiroki | 41-23 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 48-16 | MATSUMOTO Taiki |
| OGURA Ryutaro | 44-20 | NAGATSUKA Ibuki |
| MEISHO Yuta | 38-26 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 38-26 | TANIDA Kunihiko |
| NAGATSUKA Ibuki | 56-08 | KATO Jo |
| NAKAJIMA Tetsuya | 38-26 | NAGATSUKA Ibuki |
| NAKAMURA Kazuki | 34-30 | NAGATSUKA Ibuki |
| IWATA Hiroyuki | 37-27 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 51-13 | MORITA Aito |
| MIZUNO Keigo | 35-29 | NAGATSUKA Ibuki |
| TAYAMA Tsubasa | 42-22 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 39-25 | MIYAZAKI Jun |
| ARAKI Yasuyuki | 45-19 | NAGATSUKA Ibuki |
| FUJIMOTO Masaki | 46-18 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 47-17 | SAKURADA Ayata |
| NODA Yuna | 44-20 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 34-30 | KIMURA Kohiroshi |
| MEISHO Yuta | won against | NAGATSUKA Ibuki |
| SHIMIZU Goharu | 43-21 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 48-16 | MURASE Keita |
| NAGATSUKA Ibuki | 39-25 | NAITO Osahito |
| KURAHASHI Satoshi | 44-20 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 41-23 | MITSUYA Nobuaki |
| HASEGAWA Takeshi | 42-22 | NAGATSUKA Ibuki |
| OHGA Nao | 39-25 | NAGATSUKA Ibuki |
| SASAKI Kousuke | 40-24 | NAGATSUKA Ibuki |
2024-12-22: 286_Kawagoe_ranking_games(Japan)
2024-12-01: 37_Kawasaki_open(Japan)
2024-10-19: 163_Shinagawa_open(Japan)
2024-10-13: 4_Watarase_open(Japan)
2024-10-06: 1_Kanagawa_endurance_battle(Japan)
2024-09-29: 89_Tatebayashi_open(Japan)
2024-09-14: 162_Shinagawa_open(Japan)
2024-08-31: 2_Tsukuba_open(Japan)
2024-08-25: 283_Kawagoe_ranking_games(Japan)
2024-08-10: 161_Shinagawa_open(Japan)
2024-08-04: 13_Kanagawa_cup(Japan)
2024-07-21: 17_Ouza_Sen(Japan)
2024-07-13: 160_Shianagawa_open(Japan)
2024-07-07: 124_Kanagoe_open_B(Japan)
2024-06-30: 50_All_Japan_Tokyo_prelim_3(Japan)
2024-06-23: 50_All_Japan_Tokyo_prelim_2(Japan)
2024-06-09: 50_All_Japan_Tokyo_prelim_1(Japan)
2024-06-02: 36_Kawasaki_open(Japan)
2024-04-29: 1_Koyama_open(Japan)
2024-04-20: 222_Nagareyama_open(Japan)
2024-03-24: 280_Kawagoe_ranking_games(Japan)
2024-03-17: 44_Meijin(Japan)
2024-03-03: 123_Kanagawa_open_B(Japan)
| NAGATSUKA Ibuki | 32-32 | KURACHI Takayuki |
| KANEKO Hikaru | 32-32 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 34-30 | KOMAGATA Masayuki |
| NAGATSUKA Ibuki | 51-13 | SATO Kei |
| SAWAKI Yusuke | 40-24 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 45-19 | HIRASAWA Teruto |
| NAGATSUKA Ibuki | 40-24 | SUZUKI Mine |
| HISHIYAMA Yuichi | 37-27 | NAGATSUKA Ibuki |
| SASAKI Kousuke | 52-12 | NAGATSUKA Ibuki |
| OHNO Masakazu | 42-22 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 64-00 | KINOSHITA Makoto |
| NAGATSUKA Ibuki | 45-19 | SASAKI Yasuyuki |
| STENZEL Michael | 40-24 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 54-10 | KAMAYA Asari |
| TATSUMI-IIJIMA Yukiko | 42-22 | NAGATSUKA Ibuki |
| TOMITO Shouhei | 41-23 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 36-28 | HASHIMOTO Yuya |
| OHNO Masakazu | 37-27 | NAGATSUKA Ibuki |
| YAHAGIDA Yumeo | 42-22 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 38-26 | OKUDA Tsuyoshi |
| NAGATSUKA Ibuki | 33-31 | MATSUMOTO Kota |
| KAIBARA Takushi | 41-23 | NAGATSUKA Ibuki |
| HASHIMOTO Yuya | 43-21 | NAGATSUKA Ibuki |
| SHIRAI Yuga | 39-25 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 41-23 | KIMURA Kazami |
| UMEDA Yuwa | 48-16 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 38-26 | NISHIBAYASHI Touya |
| NAGATSUKA Ibuki | 38-26 | KADOKURA Taya |
| HASEGAWA Takeshi | 44-20 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 48-16 | TANAKA Yuki |
| NAGATSUKA Ibuki | 37-27 | KIKUCHI Seiten |
| NAGATSUKA Ibuki | 32-32 | NAGAO Hiroto |
| KAWARABAYASHI Koji | 37-27 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 42-22 | ITAGAKI Kenichi |
| NAGATSUKA Ibuki | 33-31 | ONO Taiga |
| NAGATSUKA Ibuki | 52-12 | TAKAHASHI Akinari |
| IWAKURA Hiroaki | 34-30 | NAGATSUKA Ibuki |
| OKUDA Tsuyoshi | 43-21 | NAGATSUKA Ibuki |
| YAMAMOTO Kunihiro | 41-23 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 37-27 | YANO Yasushi |
| NAGATSUKA Ibuki | 39-25 | KOSHINO Kazuhiko |
| HARA Issei | 40-24 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 34-30 | KIMURA Kohiroshi |
| NAGATSUKA Ibuki | 43-21 | ENDO Kengo |
| OHGA Nao | 56-08 | NAGATSUKA Ibuki |
| TATSUMI-IIJIMA Yukiko | 36-28 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 50-14 | YAMAMOTO Yoshimitsu |
| NAGATSUKA Ibuki | 52-12 | MINAMI Yuhide |
| KURAHASHI Satoshi | 48-16 | NAGATSUKA Ibuki |
| OHGA Nao | 34-30 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 40-24 | KONO Shunichiro |
| NAGATSUKA Ibuki | 53-11 | YUUKI Kokujin |
| MEISHO Yuta | 53-11 | NAGATSUKA Ibuki |
| AOKI Daichi | 43-21 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 44-20 | TAJIMA Yoshimitsu |
| NAGATSUKA Ibuki | 35-29 | OTANI Akimoto |
| NAGATSUKA Ibuki | 48-16 | SATAKE Yosuke |
| UMEDA Yuwa | 35-29 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 35-29 | GOTO Masahiro |
| NAGATSUKA Ibuki | 43-21 | TAKEUCHI Ren |
| NAGATSUKA Ibuki | 41-23 | OTANI Akimoto |
| NAGATSUKA Ibuki | 52-12 | OKAMOTO Ayane |
| NAKAJIMA Tetsuya | 49-15 | NAGATSUKA Ibuki |
| UMEDA Yuwa | 42-22 | NAGATSUKA Ibuki |
| YAMAMOTO Junya | 40-24 | NAGATSUKA Ibuki |
| NAKAMORI Hiroki | 55-09 | NAGATSUKA Ibuki |
| KOMAGATA Masayuki | 36-28 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 39-25 | TSUTSUMI Ari |
| NAGATSUKA Ibuki | 45-19 | SUZUKI Kenji |
| NAGATSUKA Ibuki | 52-12 | NAGAO Kazuki |
| TSUCHIGANE Taishi | 39-25 | NAGATSUKA Ibuki |
| ITO Kenshun | won against | NAGATSUKA Ibuki |
| TOYOTA Hiroshi | 64-00 | NAGATSUKA Ibuki |
| GOTO Akihiko | won against | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | won against | TAKAHASHI Satomi |
| NAGATSUKA Ibuki | won against | ASAKAWA Takuya |
| MIYAGAWA Keigo | won against | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 43-21 | RIMUKEN Shuuto |
| NAGATSUKA Ibuki | 33-31 | TATSUMI-IIJIMA Yukiko |
| NAGATSUKA Ibuki | 41-23 | KAWABATA Seiji |
| MEISHO Yuta | 50-14 | NAGATSUKA Ibuki |
| TAKANASHI Yusuke | 52-12 | NAGATSUKA Ibuki |
| KITAJIMA Hideki | 44-20 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 33-31 | KOBAYASHI Takao |
| TANIHARA Hinata | 48-16 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 47-17 | SHINDO Aoba |
| ITAGAKI Kenichi | 37-27 | NAGATSUKA Ibuki |
| KOSHINO Kazuhiko | 37-27 | NAGATSUKA Ibuki |
| IIDA Kanata | 42-22 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 39-25 | KOMAGATA Masayuki |
| IWASHINA Ryosuke | 40-24 | NAGATSUKA Ibuki |
| RIMUKEN Shuuto | 35-29 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 45-19 | NISHIBAYASHI Touya |
| NAGATSUKA Ibuki | 36-28 | SHIRAI Yuga |
| GO Shinu | 45-19 | NAGATSUKA Ibuki |
| NAKAMORI Hiroki | 48-16 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 34-30 | MEISHO Shigeki |
| NAGATSUKA Ibuki | 35-29 | KOSHINO Kazuhiko |
| TAKAHASHI Hisashi | 52-12 | NAGATSUKA Ibuki |
| URANO Kento | 44-20 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 33-31 | SHIRAI Hinata |
| TANIDA Kunihiko | 36-28 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 40-24 | KOSHINO Kazuhiko |
| NAKAMORI Hiroki | 36-28 | NAGATSUKA Ibuki |
| KOMAGATA Masayuki | 40-24 | NAGATSUKA Ibuki |
| MEISHO Shigeki | 33-31 | NAGATSUKA Ibuki |
| OHNO Atsuko | 56-08 | NAGATSUKA Ibuki |
| SHIRAI Hinata | 32-32 | NAGATSUKA Ibuki |
| TSUCHIGANE Link | 50-14 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 39-25 | KODOMA Shodai |
| GOH Jun Jie Anthony | 52-12 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 60-04 | YASUDA Daisei |
| UMEDA Yuwa | 46-18 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 37-27 | OTANI Akimoto |
| NAGATSUKA Ibuki | 48-16 | TSUTSUMI Ari |
| NAGATSUKA Ibuki | 35-29 | ISHIDA Ren |
| NAGATSUKA Ibuki | 35-29 | HASEGAWA Takeshi |
| KOMATSU Kanaharu | 46-18 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 40-24 | MEISHO Yuta |
| NAGATSUKA Ibuki | 45-19 | RIMUKEN Shuuto |
| NAGANO Yasushi | 46-18 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 41-23 | TSUTSUMI Ari |
| OTANI Akimoto | 42-22 | NAGATSUKA Ibuki |
| KODOMA Shodai | 37-27 | NAGATSUKA Ibuki |
| NISHIBAYASHI Touya | 46-18 | NAGATSUKA Ibuki |
| AOKI Daichi | 47-17 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 41-23 | NISHIMURA Akihiro |
| GOTO Hiroshi | 50-14 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 33-31 | ITO Tomoaki |
| KURACHI Takayuki | 40-24 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 34-30 | MATSUMOTO Kota |
| TAKIZAWA Masaki | 64-00 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | won against | KOYAMA Asuka |
| NAGATSUKA Ibuki | won against | HADA Jun |
| NAGATSUKA Ibuki | won against | HARABAYASHI Ryo |
| NAGATSUKA Ibuki | 64-00 | YAMANAKA Mami |
| NAKAJIMA Tetsuya | won against | NAGATSUKA Ibuki |
| MASUDA Tokuya | won against | NAGATSUKA Ibuki |
| SANO Yoko | 49-15 | NAGATSUKA Ibuki |
| MURAKAMI Takeshi | 53-11 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 38-26 | NAKAYAMA Takahiro |
| NAGATSUKA Ibuki | 44-20 | OHNO Atsuko |
| NAGATSUKA Ibuki | 47-17 | TSUCHIGANE Link |
| KURAHASHI Satoshi | 35-29 | NAGATSUKA Ibuki |
2023-03-19: 43_Meijin(Japan)
2023-03-18: 43_Meijin_students(Japan)
| HASEGAWA Takeshi | 54-10 | NAGATSUKA Ibuki |
| UMEDA Yuwa | 38-26 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 39-25 | HORIUCHI Keiko |
| AOKI Daichi | 58-06 | NAGATSUKA Ibuki |
| NISHIBAYASHI Touya | 43-21 | NAGATSUKA Ibuki |
| SATO Shinobu | 42-22 | NAGATSUKA Ibuki |
| NAKAHAMA Kumi | 45-19 | NAGATSUKA Ibuki |
| SUZUKI Youta | 39-25 | NAGATSUKA Ibuki |
| SAJI Kouya | 52-12 | NAGATSUKA Ibuki |
| TOMITO Shouhei | 60-04 | NAGATSUKA Ibuki |
| MEISHO Yuta | 37-27 | NAGATSUKA Ibuki |
| OHGA Nao | 34-30 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 44-20 | AKINAGA Yuto |
2022-03-21: 42_Meijin(Japan)
2022-03-20: 42_Meijin_women(Japan)
| HORIUCHI Soutarou | won against | NAGATSUKA Ibuki |
| YOSHIYUKI Suganuma | won against | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | won against | ISHII Kanari |
| NAKAMURA Rintaro | won against | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | won against | YAMASHITA Kiko |
| KITAJIMA Satoya | won against | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | won against | KAGAWA Yoichi |
| TOMI Kazuko | 39-25 | NAGATSUKA Ibuki |
| KINOSHITA Hisako | 45-19 | NAGATSUKA Ibuki |
| FUNATSU Asuka | 45-19 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 47-17 | ITO Izumi |
2021-07-18: 41_Meijin(Japan)
| NAGATSUKA Ibuki | 45-19 | FUJII Renya |
| NAGATSUKA Ibuki | 43-21 | OCHIAI Kenta |
| GO Shinu | 49-15 | NAGATSUKA Ibuki |
| TAKIZAWA Nobuyuki | 50-14 | NAGATSUKA Ibuki |
| MASUDA Tokuya | 51-13 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 44-20 | NAGASHIMA Yoshitaka |
2020-02-22: 152_Shinagawa_open(Japan)
| NAGATSUKA Ibuki | 36-28 | TAKAMURA Kandai |
| HISHIYAMA Yuichi | 54-10 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 51-13 | MISAWA Mitsuaki |
| NAGATSUKA Ibuki | 49-15 | TAKAHASHI Toshi |
| NANASE Yuuma | 38-26 | NAGATSUKA Ibuki |
| HORIUCHI Soutarou | 37-27 | NAGATSUKA Ibuki |
2019-07-14: 14_Ouza_sen(Japan)
2019-07-13: 18_Hokuetsu_open(Japan)
2019-03-24: 40_Meijin(Japan)
2019-03-23: 40_Meijin_women(Japan)
2019-03-10: 192_Nagareyama_open(Japan)
2019-02-23: 144_Shinagawa_open(Japan)
2019-02-02: 135_Chiyarenshi_open_intermediate(Japan)
2019-01-20: 191_Nagareyama_open(Japan)
2019-01-06: 111_Kanagawa_open(Japan)
| MIYAOKA Tamaki | 37-27 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 37-27 | KURACHI Takayuki |
| TAKANASHI Yusuke | 49-15 | NAGATSUKA Ibuki |
| SASAKI Sohei | 51-13 | NAGATSUKA Ibuki |
| SAITO Osaki | 56-08 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 36-28 | OTSUKA Takehiro |
| GAMOU Chisato | 50-14 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 34-30 | KADO Naoki |
| SANO Kaoru | 56-08 | NAGATSUKA Ibuki |
| KOSHIGAWARA Mitsuki | 42-22 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 49-15 | KOBAYASHI Ryouta |
| NAGATSUKA Ibuki | 43-21 | YAMASHITA Kiko |
| MATSUNE Mori | won against | NAGATSUKA Ibuki |
| TAKA Hirosuke | won against | NAGATSUKA Ibuki |
| UNO Toshihiro | won against | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | won against | SANO Hirotaka |
| SAWADA Takehiko | won against | NAGATSUKA Ibuki |
| YOSHIMOTO Hiroaki | won against | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | won against | SATO Takahiro |
| NAGATSUKA Ibuki | won against | ANAND Chinzorig |
| NAGATSUKA Ibuki | won against | SATO Reiko |
| NAGATSUKA Ibuki | won against | FU Velma |
| TAKAHASHI Satomi | won against | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | won against | HISAMATSU Miu |
| NAGATSUKA Ibuki | won against | TAGUCHI Mika |
| NARA Souma | 41-23 | NAGATSUKA Ibuki |
| OKUDA Tsuyoshi | 40-24 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 37-27 | TANIHARA Hinata |
| NAGATSUKA Ibuki | 34-30 | KATORI Michihiro |
| WATANABE Keiichi | 37-27 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 34-30 | ISHIDA Ren |
| NAGATSUKA Ibuki | 40-24 | KANEKO Hikaru |
| OSATO Suguru | 39-25 | NAGATSUKA Ibuki |
| YAMAGUCHI Tomoki | 35-29 | NAGATSUKA Ibuki |
| TSUCHIGANE Link | 54-10 | NAGATSUKA Ibuki |
| TAKAHASHI Akinari | 36-28 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 38-26 | OSBORNE Emma |
| NAGATSUKA Ibuki | 36-28 | TSUCHIGANE Link |
| NAGATSUKA Ibuki | 47-17 | FUJII Renya |
| NAGATSUKA Ibuki | 48-16 | TAKA Hirosuke |
| NAGATSUKA Ibuki | 42-22 | OHNO Atsuko |
| TAKAHASHI Ama | 34-30 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 48-16 | SATO Takahiro |
| IWAKURA Hiroaki | 41-23 | NAGATSUKA Ibuki |
| TOMI Kazuko | 33-31 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 43-21 | TOKIWA Shuto |
| IZURA Daisei | 58-06 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 33-31 | NODA Yuna |
| YAMANAKA Masayuki | 34-30 | NAGATSUKA Ibuki |
| NODA Bintatsu | 40-24 | NAGATSUKA Ibuki |
| NAKAYAMA Takahiro | 40-24 | NAGATSUKA Ibuki |
| MATSUMOTO Makoto | 44-20 | NAGATSUKA Ibuki |
| KANO Chihiro | 50-14 | NAGATSUKA Ibuki |
| TANAKA Chikako | 38-26 | NAGATSUKA Ibuki |
| NODA Yuna | 37-27 | NAGATSUKA Ibuki |
2018-12-22: 142_Shinagawa_open(Japan)
2018-12-16: 257_Kawagoe_ranking_games(Japan)
2018-12-08: 133_Chiyarenshi_open_intermediate(Japan)
2018-12-02: 32_Kawasaki_open(Japan)
2018-11-25: 47_All_Japan_championship_women(Japan)
2018-11-17: 189_Nagareyama_open(Japan)
2018-11-10: 132_Chiyarenshi_open_intermediate(Japan)
2018-11-04: 110_Kanagawa_open(Japan)
2018-10-27: 71_Nagareyama_B(Japan)
2018-10-21: 47_All_Japan_North_Kanto_prelim(Japan)
2018-10-08: 1_Watarase_open(Japan)
2018-09-30: 2018_Yokohama_open(Japan)
2018-09-23: 18_Saitama_open(Japan)
2018-09-08: 70_Nagareyama_B(Japan)
2018-09-03: 109_Kanagawa_open(Japan)
2018-07-15: 46_All_japan_championship_women(Japan)
2018-06-24: 46_All_Japan_North_Kanto_prelim(Japan)
2018-06-17: 67_Nagareyama_B(Japan)
2018-05-26: 135_Shinagawa_open(Japan)
2018-04-22: 255_Kawagoe_ranking_games(Japan)
2018-03-18: 39_Meijin(Japan)
2018-03-17: 39_Meijin_women(Japan)
2018-01-28: 253_Kawagoe_ranking_games(Japan)
| NAGATSUKA Ibuki | 41-23 | TSUNODA Ryoko |
| NAGATSUKA Ibuki | 35-29 | DOBASHI Yusuke |
| KITAJIMA Hideki | 56-08 | NAGATSUKA Ibuki |
| MIYAMOTO Taketora | 48-16 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 42-22 | KITSUKEZAWA Shingo |
| NAGATSUKA Ibuki | 38-26 | OCHIAI Naofumi |
| GOTO Masahiro | 47-17 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 56-08 | ONOSHIMA Arata |
| NAGATSUKA Ibuki | 39-25 | KURACHI Takayuki |
| MATSUMOTO Makoto | 34-30 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 43-21 | HIEDA Shigemasa |
| MURAKAMI Takeshi | 51-13 | NAGATSUKA Ibuki |
| KATSUHISA Tomohiko | 38-26 | NAGATSUKA Ibuki |
| TAKAYANA Seizou | 37-27 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 46-18 | TAMAKI Shingo |
| TSUCHIGANE Taishi | 40-24 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 41-23 | MIKAMI Ruka |
| NAGATSUKA Ibuki | 50-14 | WATANABE Kiriya |
| IKEGAYA Mao | 48-16 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 44-20 | YAMAGISHI Yui |
| TANAKA Junji | 34-30 | NAGATSUKA Ibuki |
| MIYAMOTO Taketora | 59-05 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 46-18 | KAJIAWA Shuji |
| GO Shinu | 43-21 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | won against | TAKEDA Kyoko |
| TANAKA Chikako | won against | NAGATSUKA Ibuki |
| TAGUCHI Mika | won against | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | won against | TOMI Kazuko |
| KITAMURA Momona | won against | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | won against | MITSUMORI Nao |
| NAGATSUKA Ibuki | 40-24 | TAKAHASHI Akinari |
| NARUMI Hisatoshi | 44-20 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 36-28 | KOBAYASHI Manabu |
| ISOBE Masaki | 44-20 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 49-15 | KOBAYASHI Makoto |
| HASEGAWA Takeshi | 43-21 | NAGATSUKA Ibuki |
| NAKAMURA Keiichiro | 41-23 | NAGATSUKA Ibuki |
| KATSUHISA Tomohiko | 34-30 | NAGATSUKA Ibuki |
| YAMAZAKI Ken | 41-23 | NAGATSUKA Ibuki |
| HIEDA Shigemasa | 40-24 | NAGATSUKA Ibuki |
| TSUCHIGANE Taishi | won against | NAGATSUKA Ibuki |
| KANAFUJI Hisaki | 43-21 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 34-30 | ARATAKE Yoshihiro |
| NAGATSUKA Ibuki | 39-25 | MATSUBARA Yuto |
| NAGATSUKA Ibuki | 51-13 | YOSHIKAWA Tairiku |
| NAGATSUKA Ibuki | 37-27 | GOTO Yoshiaki |
| UMEGAKI Kouta | 36-28 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 38-26 | SAWA Hiroto |
| NAGATSUKA Ibuki | 53-11 | ARATANI Yoshio |
| NAGATSUKA Ibuki | 43-21 | TAKAHASHI Akinari |
| NAGATSUKA Ibuki | 35-29 | SATO Takahiro |
| NAGATSUKA Ibuki | 42-22 | TANIHARA Hinata |
| DOJUN Makiko | 42-22 | NAGATSUKA Ibuki |
| DOJUN Makiko | 40-24 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 36-28 | DOJUN Makiko |
| NAGATSUKA Ibuki | 36-28 | DOJUN Makiko |
| UMEDA Yuwa | 34-30 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 32-32 | KAKINUMA Yuichirou |
| NAGATSUKA Ibuki | 39-25 | TERANISHI Shinryuu |
| NAGATSUKA Ibuki | 34-30 | TOKIWA Shuto |
| NAGATSUKA Ibuki | 33-31 | ISOBE Masaki |
| NAGASHIMA Kazuhito | 46-18 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 50-14 | HASHIMOTO Meiko |
| NAGATSUKA Ibuki | 42-22 | MIYAMOTO Taketora |
| TAKAHASHI Hisashi | 43-21 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 48-16 | TSUCHIGANE Taishi |
| ITO Kenshun | 39-25 | NAGATSUKA Ibuki |
| SAJI Kouya | 46-18 | NAGATSUKA Ibuki |
| MITSUYA Nobuaki | 46-18 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 46-18 | GOTO Yoshiaki |
| KURACHI Takayuki | 52-12 | NAGATSUKA Ibuki |
| ATOBE Shuugo | 44-20 | NAGATSUKA Ibuki |
| SUGAYA Akiyoshi | 43-21 | NAGATSUKA Ibuki |
| URUSHIDATE Kou | 43-21 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 60-04 | KITEI Ibuki |
| TSUCHIGANE Taishi | 34-30 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 39-25 | TAKAHASHI Akinari |
| NAGATSUKA Ibuki | 44-20 | TAKAI Hidetaka |
| NAGATSUKA Ibuki | 37-27 | NAKAJIMA Hajime |
| NAGATSUKA Ibuki | 39-25 | HASHIMOTO Meiko |
| NAGATSUKA Ibuki | 57-07 | ITO Souma |
| NAGATSUKA Ibuki | 43-21 | TOMITO Hikari |
| SHIOSAWA Kousuke | 33-31 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 45-19 | TAKAI Hidetaka |
| NAGATSUKA Ibuki | 52-12 | YASUI Takao |
| NAGATSUKA Ibuki | won against | IKEHATA Keiko |
| NAGATSUKA Ibuki | won against | HORIUCHI Keiko |
| SATO Reiko | won against | NAGATSUKA Ibuki |
| KINOSHITA Hisako | won against | NAGATSUKA Ibuki |
| HAYASAKA Toshie | won against | NAGATSUKA Ibuki |
| IDE Akiko | won against | NAGATSUKA Ibuki |
| OHYANAGI Masaki | 52-12 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 44-20 | KOISO Rie |
| TATEYANAGI Miki | 55-09 | NAGATSUKA Ibuki |
| OHYANAGI Masaki | 48-16 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 33-31 | KOISO Rie |
| TATEYANAGI Miki | 41-23 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 37-27 | TOKIWA Shuto |
| NAKAJIMA Hajime | 53-11 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 46-18 | ENDO Mayukii |
| NAGATSUKA Ibuki | 48-16 | MIYAMOTO Sukehiro |
| NAGATSUKA Ibuki | 36-28 | TSUCHIGANE Link |
| KOBAYASHI Manabu | 58-06 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 45-19 | DE MARCO Wesley |
| HIEDA Shigemasa | 37-27 | NAGATSUKA Ibuki |
| SUGAWARA Misa | 49-15 | NAGATSUKA Ibuki |
| KASAI Yoshiyuki | 38-26 | NAGATSUKA Ibuki |
| YAMAGUCHI Tomoki | 48-16 | NAGATSUKA Ibuki |
| KURACHI Takayuki | 40-24 | NAGATSUKA Ibuki |
| ISHIDA Ren | 36-28 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 39-25 | KASAI Yoshiyuki |
| BASHOUMATSU Hideaki | 39-25 | NAGATSUKA Ibuki |
| TODA Tomoya | 60-04 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 47-17 | HAGIZAKI Mao |
| MURAKAMI Takeshi | won against | NAGATSUKA Ibuki |
| TAKAHASHI Hisashi | won against | NAGATSUKA Ibuki |
| KUMAGAYA Kou | won against | NAGATSUKA Ibuki |
| KAJIAWA Mariko | won against | NAGATSUKA Ibuki |
| SAIRYOU Kou | won against | NAGATSUKA Ibuki |
| KASAI Yuta | won against | NAGATSUKA Ibuki |
| ESAKI Sachiji | won against | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | won against | YAMANE Kei |
| IWASE Mutsumi | won against | NAGATSUKA Ibuki |
| TATSUMI-IIJIMA Yukiko | won against | NAGATSUKA Ibuki |
| SHINDO Aoba | won against | NAGATSUKA Ibuki |
| FUNATSU Asuka | won against | NAGATSUKA Ibuki |
| TAOKI Yuna | won against | NAGATSUKA Ibuki |
| AKAGI Tachiro | 61-03 | NAGATSUKA Ibuki |
| KANEKO Hikaru | 45-19 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 57-07 | KAWAKAMI Eiichi |
| SAWA Hiroto | 36-28 | NAGATSUKA Ibuki |
| YANO Yasushi | 38-26 | NAGATSUKA Ibuki |
2017-12-09: 123_Chiyarenshi_open(Japan)
2017-11-19: 60_Nagareyama_B(Japan)
2017-10-09: 181_Nagareyama_open(Japan)
2017-09-18: 17_Saitama_open(Japan)
2017-07-30: 64_Tatebayashi_open(Japan)
| YAMAZAKI Ken | 40-24 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 33-31 | UCHIYAMA Akika |
| NAGATSUKA Ibuki | 39-25 | YUBARA Satoshi |
| NAGATSUKA Ibuki | 33-31 | ONIZUKA Emi |
| NAGATSUKA Ibuki | 57-07 | TSUCHIGANE Taishi |
| NAGATSUKA Ibuki | 44-20 | HONDA Hiroaki |
| NAGATSUKA Ibuki | 54-10 | NAKAMURA Kazuhiro |
| NAGATSUKA Ibuki | 60-04 | TAKAHASHI Hiromi |
| SASAKI Yuuhei | 39-25 | NAGATSUKA Ibuki |
| NAKAJIMA Hajime | 36-28 | NAGATSUKA Ibuki |
| YOSHIOKA Koutoku | 42-22 | NAGATSUKA Ibuki |
| KOBAYASHI Makoto | 54-10 | NAGATSUKA Ibuki |
| MORIKAWA Yoshihito | 61-03 | NAGATSUKA Ibuki |
| GO Shinu | 52-12 | NAGATSUKA Ibuki |
| YAMANAKA Masayuki | 49-15 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 48-16 | YANO Yasushi |
| HAYASUGI Yu | 50-14 | NAGATSUKA Ibuki |
| NANASE Yuuma | 49-15 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 36-28 | GO Shinu |
| TAKIGUCHI Masaharu | 49-15 | NAGATSUKA Ibuki |
| KAKINUMA Yuichirou | 36-28 | NAGATSUKA Ibuki |
| ATOBE Shuugo | 58-06 | NAGATSUKA Ibuki |
| SATO Koichiro | 54-10 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 42-22 | YOSHIDA Hizashi |
| NAGATSUKA Ibuki | 51-13 | YANO Yasushi |
| KOSHINO Kazuhiko | 64-00 | NAGATSUKA Ibuki |
| NAGATSUKA Ibuki | 37-27 | SUZUKI Shigenari |
| TAMAKI Tomoyasu | 40-24 | NAGATSUKA Ibuki |