Ratings
ISHIKAWA Hikaru (Japan)
Japanese name(s): 石川輝59 tournaments
352 results
Player ID: 13361
Rated T59 in Japan and T66 in Asia&Oceania&Africa and T68 in the World
Latest rating: 2263
352 results
Player ID: 13361
Rated T59 in Japan and T66 in Asia&Oceania&Africa and T68 in the World
Latest rating: 2263
2024-08-11: 225_Nagareyama_open(Japan)
2024-08-04: 13_Kanagawa_cup(Japan)
2024-07-07: 50_All_Japan_North_Kanto_prelim(Japan)
2024-06-02: 36_Kawasaki_open(Japan)
2024-05-12: 281_Kawagoe_ranking_games(Japan)
| ISHIKAWA Hikaru | won against | TAKEUCHI Ren |
| OTANI Akimoto | 43-21 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 48-16 | HAYASAKA Toshie |
| YUUKI Kousei | 48-16 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 47-17 | KOSHINO Kazuhiko |
| ISHIKAWA Hikaru | 44-20 | KIMURA Daimu |
| ISHIKAWA Hikaru | 40-24 | NAGAO Hiroto |
| ISHIKAWA Hikaru | 45-19 | NAGAO Kazuki |
| TAKANASHI Yusuke | 40-24 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 47-17 | SATANI Tetsu |
| ISHIKAWA Hikaru | 38-26 | KOMATSU Kanaharu |
| BORASSI Michele | 36-28 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 59-05 | YAMAMOTO Kunihiro |
| TSUCHIGANE Taishi | 37-27 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 34-30 | SATAKE Yosuke |
| ISHIKAWA Hikaru | 44-20 | HASEGAWA Takeshi |
| ISHIKAWA Hikaru | 45-19 | UMEDA Yuwa |
| AOKI Daichi | 39-25 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 49-15 | KAWAI Shinobu |
| ISHIKAWA Hikaru | 60-04 | KIMURA Kazami |
| SAJI Kouya | 36-28 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 49-15 | MARI Hinata |
| ISHIKAWA Hikaru | 41-23 | SUGUWARA Kiyoshi |
| HISHIYAMA Yuichi | 46-18 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 33-31 | MURAKAMI Takeshi |
| ISHIKAWA Hikaru | 42-22 | UEDA Kazunobu |
| MEISHO Yuta | 35-29 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 34-30 | KANEKO Hikaru |
| ISHIKAWA Hikaru | 37-27 | MEISHO Shigeki |
| ISHIKAWA Hikaru | 39-25 | SANO Joichiro |
| ISHIKAWA Hikaru | 34-30 | GOTO Hiroshi |
2022-09-18: 210_Nagareyama_open(Japan)
2022-07-10: 15_Ouza_sen(Japan)
2022-03-21: 42_Meijin(Japan)
| KANEKO Hikaru | 34-30 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 53-11 | OGURA Ryutaro |
| ISHIKAWA Hikaru | 49-15 | MIYAMOTO Taketora |
| URANO Kento | 37-27 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 34-30 | OTANI Akimoto |
| SANO Joichiro | 36-28 | ISHIKAWA Hikaru |
| SHIMOMURA Shiki | 39-25 | ISHIKAWA Hikaru |
| TOKIWA Shuto | 37-27 | ISHIKAWA Hikaru |
| KOSAI Satomu | 32-32 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 44-20 | KOMATSU Kanaharu |
| IZURA Daisei | 34-30 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 34-30 | KIMURA Ayasa |
| ISHIKAWA Hikaru | 64-00 | SHIMIZU Naoki |
| UENO Tomohisa | 64-00 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | KAWAI Shinobu |
| ISHIKAWA Hikaru | won against | YOSHIYUKI Suganuma |
| ISHIKAWA Hikaru | won against | NODA Yuna |
| SANO Kaoru | won against | ISHIKAWA Hikaru |
| TAKAMIZAWA Daiki | won against | ISHIKAWA Hikaru |
2020-02-09: North_Kanto_expert_games(Japan)
| TSUCHIGANE Taishi | 34-30 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 35-29 | MATSUMOTO Makoto |
| GOTO Masahiro | 44-20 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 47-17 | URA Satoru |
| ISHIKAWA Hikaru | 38-26 | HASEGAWA Takeshi |
| ISHIKAWA Hikaru | 39-25 | KOISO Masahiro |
2019-12-15: 263_Kawagoe_ranking_games(Japan)
2019-11-24: 48_All_Japan_championship(Japan)
2019-09-15: 19_Saitama_open(Japan)
2019-03-24: 40_Meijin(Japan)
2019-02-03: 2019_North_Kanto_expert_games(Japan)
2019-01-20: 191_Nagareyama_open(Japan)
| ISHIKAWA Hikaru | 64-00 | ONOSHIMA Arata |
| ISHIKAWA Hikaru | 45-19 | HORIUCHI Soutarou |
| ISHIKAWA Hikaru | 44-20 | GOTO Masahiro |
| KURACHI Takayuki | 36-28 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 33-31 | NANASE Yuuma |
| ISHIKAWA Hikaru | 33-31 | GOTO Hiroshi |
| ISHIKAWA Hikaru | won against | ADACHI Shungai |
| ISHIKAWA Hikaru | won against | NAKAJIMA Tetsuya |
| NAGASAKI Hidekazu | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | ENDO Yoshiki |
| SOUDA Shun | won against | ISHIKAWA Hikaru |
| NAKAOKA Akinori | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 58-06 | NISHIKUBO Motohiro |
| ISHIKAWA Hikaru | 44-20 | KOSHINO Kazuhiko |
| ASAHINA Satoshi | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | OHUCHI Yasuhiro |
| ISHIKAWA Hikaru | won against | KUDOU Yuusei |
| NAGASHIMA Yoshitaka | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | YAMANAKA Yukihiro |
| ISHIKAWA Hikaru | won against | YAKUSHIJI Kenta |
| ISHIKAWA Hikaru | won against | AIHARA Shigeaki |
| ISHIKAWA Hikaru | 43-21 | KAWARADA Seiji |
| ISHIKAWA Hikaru | 58-06 | GOTO Hiroshi |
| ISHIKAWA Hikaru | 41-23 | KURACHI Takayuki |
| ISHIKAWA Hikaru | 42-22 | TAKAHARU Saki |
| ISHIKAWA Hikaru | 42-22 | KAGAWA Yoichi |
| ISHIKAWA Hikaru | 37-27 | MATSUMOTO Makoto |
| ISHIKAWA Hikaru | 38-26 | YAMANAKA Masayuki |
| OKUDA Tsuyoshi | 33-31 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 33-31 | IWAKURA Hiroaki |
| KOSHINO Kazuhiko | 43-21 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 49-15 | TOMI Kazuko |
| ISHIKAWA Hikaru | 34-30 | NAGASHIMA Kazuhito |
2018-12-02: 32_Kawasaki_open(Japan)
2018-09-16: 7_team_Shinagawa_open(Japan)
2018-08-26: 13_Ouza_sen(Japan)
2018-08-05: 9_Kanagawa_cup(Japan)
2018-06-24: 46_All_Japan_North_Kanto_prelim(Japan)
2018-05-05: 186_Nagareyama_open(Japan)
2018-03-18: 39_Meijin(Japan)
| IZURA Daisei | 44-20 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 41-23 | KOSHINO Kazuhiko |
| ISHIKAWA Hikaru | 59-05 | TANAKA Chikako |
| ISHIKAWA Hikaru | 54-10 | NODA Bintatsu |
| ISHIKAWA Hikaru | 32-32 | TSUCHIYA Shotaro |
| ISHIKAWA Hikaru | 48-16 | MATSUMOTO Makoto |
| ISHIKAWA Hikaru | 51-13 | SUGIYAMA Tomoyuki |
| ISHIKAWA Hikaru | 45-19 | HORIUCHI Soutarou |
| ISHIKAWA Hikaru | 35-29 | KURIHARA Aru |
| SAJI Kouya | 36-28 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 34-30 | AKAGI Tachiro |
| ISHIKAWA Hikaru | 45-19 | YABE Uma |
| ISHIKAWA Hikaru | 37-27 | TATSUMI-IIJIMA Yukiko |
| URANO Kento | 38-26 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 42-22 | SUGAWARA Misa |
| ISHIKAWA Hikaru | 36-28 | SOBAJIMA Daichi |
| ISHIKAWA Hikaru | 33-31 | TAKAHASHI Akihiro |
| ISHIKAWA Hikaru | 40-24 | OKAMOTO Kazuki |
| MATSUYA Shinpei | 39-25 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 35-29 | MURAKAMI Takeshi |
| ISHIKAWA Hikaru | 39-25 | IZURA Daisei |
| MITSUYA Nobuaki | 37-27 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 38-26 | YAMAZAKI Nobuyuki |
| ISHIKAWA Hikaru | 43-21 | TATSUMI-IIJIMA Yukiko |
| OSATO Suguru | 38-26 | ISHIKAWA Hikaru |
| KANAZAWA Kota | 37-27 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 41-23 | IZURA Daisei |
| TAKIGAWA Mitsuaki | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 39-25 | YAMAMOTO Kunihiro |
| MATSUMOTO Makoto | 52-12 | ISHIKAWA Hikaru |
| KAWAI Shinobu | 33-31 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 33-31 | FUNATSU Asuka |
| OKUDA Tsuyoshi | 33-31 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 34-30 | SAWADA Takehiko |
| SHINDO You | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 40-24 | YAMANAKA Masayuki |
| NAKAMURA Kazuki | 42-22 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | SATO Ryu |
| ISHIKAWA Hikaru | won against | FURUTA Utai |
| ISHIKAWA Hikaru | won against | MIYAZAKI Toru |
| KITANO Ochachi | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | HAGA Kazutoshi |
| TAKANASHI Yusuke | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | AIHARA Shigeaki |
2017-09-03: 12_Ouza_sen(Japan)
2017-07-16: 45_All_Japan_open_championship(Japan)
2017-06-04: 45_All_Japan_North_Kanto_prelim(Japan)
2017-04-29: 5_Tokyo_open(Japan)
2017-03-19: 38_Meijin(Japan)
2017-03-05: 102_Kanagawa_open(Japan)
2017-02-26: 122_Shinagawa_open(Japan)
2017-02-19: 2017_North_Kanto_expert_games(Japan)
2017-01-22: 121_Shinagawa_open(Japan)
2017-01-22: 175_Nagareyama_open(Japan)
2017-01-08: 101_Kanagawa_open(Japan)
| SASAKI Kousuke | 42-22 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 45-19 | TAKAMIZAWA Daiki |
| TSUCHIYA Shotaro | 38-26 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 40-24 | WADA Chiaki |
| HAGA Kazutoshi | 46-18 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 34-30 | YAMAZAKI Keita |
| SATANI Tetsu | won against | ISHIKAWA Hikaru |
| AKAGI Tachiro | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | ENOMOTO Hiroyuki |
| ISHIKAWA Hikaru | won against | KANOU Eishi |
| ISHIKAWA Hikaru | won against | ITO Azumi |
| ISHIKAWA Hikaru | won against | TODA Tomoya |
| ISHIKAWA Hikaru | 46-18 | KAWABATA Seiji |
| KURIHARA Tomoyuki | 47-17 | ISHIKAWA Hikaru |
| HASEGAWA Takeshi | 37-27 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 47-17 | TAKIGAWA Mitsuaki |
| ISHIKAWA Hikaru | 35-29 | KAGAWA Yoichi |
| ISHIKAWA Hikaru | 46-18 | GOTO Masahiro |
| ISHIKAWA Hikaru | 34-30 | KURIHARA Tomoyuki |
| ISHIKAWA Hikaru | 36-28 | YAMAMOTO Yutoki |
| ISHIKAWA Hikaru | 34-30 | OSATO Suguru |
| KITAJIMA Satoya | 34-30 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 51-13 | SAITO Aya |
| ISHIKAWA Hikaru | 39-25 | SAWADA Takehiko |
| ISHIKAWA Hikaru | 33-31 | TANAKA Shuntaro |
| ISHIKAWA Hikaru | won against | MATSUNAGA Syou |
| KOYASHIKI Ken | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | YAMASHITA Kazuma |
| GOTO Hiroshi | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | AIHARA Shigeaki |
| MITSUYA Nobuaki | won against | ISHIKAWA Hikaru |
| HADA Jun | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 44-20 | MATSUMOTO Makoto |
| ISHIKAWA Hikaru | 35-29 | IWAKURA Hiroaki |
| ISHIKAWA Hikaru | 35-29 | NAKAMURA Hiroteru |
| ISHIKAWA Hikaru | 43-21 | FUKUCHI Keisuke |
| ISHIKAWA Hikaru | 39-25 | NARUMI Hisatoshi |
| ISHIKAWA Hikaru | 38-26 | NAKANO Jo |
| ISHIKAWA Hikaru | 50-14 | OGINO Takeru |
| ISHIKAWA Hikaru | 34-30 | TANIDA Kunihiko |
| NAKANO Jo | 37-27 | ISHIKAWA Hikaru |
| YAMAMOTO Takashi | 41-23 | ISHIKAWA Hikaru |
| TAKAHASHI Akihiro | 37-27 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 39-25 | ISHIGURO Hiroki |
| ISHIKAWA Hikaru | 39-25 | KURACHI Takayuki |
| ISHIKAWA Hikaru | 35-29 | HASEGAWA Takeshi |
| ISHIKAWA Hikaru | 44-20 | GOTO Hiroshi |
| KITANO Ochachi | 33-31 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 41-23 | GOTO Masahiro |
| ISHIKAWA Hikaru | 37-27 | MATSUMOTO Makoto |
| ISHIKAWA Hikaru | 33-31 | NAKAMORI Hiroki |
| OKAMOTO Kazuki | 59-05 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 36-28 | TANIDA Kunihiko |
| ISHIKAWA Hikaru | 37-27 | TAKAHASHI Hisashi |
| TAMAKI Kyotaro | 48-16 | ISHIKAWA Hikaru |
| YAMAMOTO Takashi | 36-28 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 45-19 | HONMA Yosuke |
| ISHIKAWA Hikaru | 41-23 | ISOBE Masaki |
| ISHIKAWA Hikaru | 38-26 | NAKAMURA Kazuki |
| SHINDO You | 35-29 | ISHIKAWA Hikaru |
| FUNATSU Asuka | 41-23 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 40-24 | HAYASAKA Toshie |
| ISHIKAWA Hikaru | 44-20 | UEKI Kyoichi |
| TANIDA Kunihiko | 38-26 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 47-17 | HISHIYAMA Yuichi |
| TAMAKI Kyotaro | 54-10 | ISHIKAWA Hikaru |
| YAMAZAKI Nobuyuki | 34-30 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 51-13 | MURAKAMI Takeshi |
2016-12-24: 174_Nagareyama_open(Japan)
2016-12-18: 248_Kawagoe_ranking_games(Japan)
2016-11-20: 137_Nagareyama_open(Japan)
2016-10-30: 100_Kanagawa_open(Japan)
2016-10-23: 247_Kawagoe_ranking_games(Japan)
2016-07-17: 44_All_Japan_championship(Japan)
2016-06-12: 44_All_Japan_North_Kanto_prelim(Japan)
2016-05-28: 113_Shinagawa_open(Japan)
2016-05-22: 32_Kawagoe_queen_prince(Japan)
2016-04-30: 1_District_challenge(Japan)
2016-04-29: 4_Tokyo_open(Japan)
2016-04-24: 246_Kawagoe_ranking_games(Japan)
2016-04-17: 168_Nagareyama_open(Japan)
2016-03-27: 245_Kawagoe_ranking_games(Japan)
2016-03-26: 111_Shinagawa_open(Japan)
2016-03-20: 37_Meijin(Japan)
2016-03-06: 97_Kanagawa_open(Japan)
2016-02-13: 40_Nagareyama_B(Japan)
| ISHIKAWA Hikaru | 41-23 | TAKAHASHI Toshi |
| AKAGI Tachiro | 36-28 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 38-26 | TSUCHIYA Shotaro |
| ISHIKAWA Hikaru | 34-30 | TAKAHASHI Shiu |
| ISHIKAWA Hikaru | 39-25 | NARUMI Hisatoshi |
| ISHIKAWA Hikaru | 49-15 | MATSUMOTO Makoto |
| ISHIKAWA Hikaru | 32-32 | IWAKURA Hiroaki |
| ISHIKAWA Hikaru | 48-16 | YAMAMOTO Kunihiro |
| ISHIKAWA Hikaru | 40-24 | NAKAMURA Rintaro |
| MURAKAMI Takeshi | 41-23 | ISHIKAWA Hikaru |
| TODA Tomoya | 38-26 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 34-30 | AKAGI Tachiro |
| ISHIKAWA Hikaru | 37-27 | HAYASAKA Toshie |
| ISHIKAWA Hikaru | 43-21 | FUNATSU Asuka |
| TSUCHIYA Shotaro | 33-31 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 48-16 | KOSHINO Kazuhiko |
| NAKAMURA Rintaro | 47-17 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 38-26 | NARUMI Hisatoshi |
| ISHIKAWA Hikaru | 39-25 | INOUE Masami |
| ISHIKAWA Hikaru | 37-27 | TSUCHIYA Shotaro |
| OHIKE Yoshinori | 43-21 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 46-18 | MATSUYA Shinpei |
| ISHIKAWA Hikaru | 36-28 | HISHIYAMA Yuichi |
| ISHIKAWA Hikaru | 35-29 | YAMAKAWA Takashi |
| ISHIKAWA Hikaru | 35-29 | NAKAZAWA Junichi |
| ISHIKAWA Hikaru | 38-26 | TAKAHASHI Shiu |
| ISHIKAWA Hikaru | 46-18 | NAKAMURA Kazuki |
| ISHIKAWA Hikaru | 32-32 | GOTO Masahiro |
| HASEGAWA Takeshi | 36-28 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 41-23 | KOSHINO Kazuhiko |
| KURAHASHI Satoshi | won against | ISHIKAWA Hikaru |
| SAKAGUCHI Kazuhiro | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | OHUCHI Yasuhiro |
| ISHIKAWA Hikaru | won against | FUJIOKA Ken |
| NAKANO Jo | won against | ISHIKAWA Hikaru |
| TODA Tomoya | 36-28 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 33-31 | URUSHIHARA Kazuhiro |
| ISHIKAWA Hikaru | 43-21 | YAMAMOTO Kunihiro |
| ISHIKAWA Hikaru | 45-19 | URA Satoru |
| GOTO Hiroshi | 38-26 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 49-15 | MATSUMOTO Makoto |
| KURACHI Takayuki | 39-25 | ISHIKAWA Hikaru |
| TODA Tomoya | 37-27 | ISHIKAWA Hikaru |
| TAKANASHI Yusuke | 50-14 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 45-19 | NAKAMURA Kazuki |
| ISHIKAWA Hikaru | 45-19 | TAKEDA Kyoko |
| NARUMI Hisatoshi | 44-20 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 51-13 | OHUCHI Tose |
| TATSUMI-IIJIMA Yukiko | 33-31 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 36-28 | TODA Tomoya |
| ISHIKAWA Hikaru | 35-29 | KOSHINO Kazuhiko |
| ISHIKAWA Hikaru | 33-31 | KURACHI Takayuki |
| KURITA Seiya | 46-18 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 48-16 | KASAHARA Kohei |
| TAYAMA Tsubasa | 38-26 | ISHIKAWA Hikaru |
| SHIROTA Yasuto | 38-26 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 50-14 | HORIUCHI Keiko |
| TAKAGI Yosuke | 50-14 | ISHIKAWA Hikaru |
| SHIRAI Ukyo | 36-28 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 34-30 | TATSUMI-IIJIMA Yukiko |
| ISHIKAWA Hikaru | 36-28 | WADA Masaki |
| ISHIKAWA Hikaru | 33-31 | SASAKI Kousuke |
| ISHIKAWA Hikaru | 36-28 | INOUE Masami |
| KAMIKURA Daisuke | 47-17 | ISHIKAWA Hikaru |
| TANAKA Shuntaro | 40-24 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 52-12 | FUKUHATA Kiyone |
| ISHIKAWA Hikaru | 38-26 | KURIHARA Tomoyuki |
| ISHIKAWA Hikaru | 35-29 | KURACHI Takayuki |
| ISHIKAWA Hikaru | 36-28 | MABUCHI Yuta |
| AKAGI Tachiro | 37-27 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 36-28 | KITANO Ochachi |
| ISHIKAWA Hikaru | 43-21 | TAYAMA Tsubasa |
| ISHIKAWA Hikaru | 48-16 | NARUMI Hisatoshi |
| ISHIKAWA Hikaru | 43-21 | OKUDA Tsuyoshi |
| AKAGI Tachiro | 49-15 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 33-31 | HISHIYAMA Yuichi |
| KAMEDA Ryota | 37-27 | ISHIKAWA Hikaru |
| NARA Souma | 46-18 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 32-32 | KURIHARA Tomoyuki |
| ISHIKAWA Hikaru | 52-12 | OHKUMA Yuki |
| ITO Yuta | 38-26 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 35-29 | TAKAHASHI Hisashi |
| NAKAMURA Kazuki | 46-18 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 36-28 | TSUCHIYA Shotaro |
| KIYONOBU Kenta | 39-25 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 44-20 | NARIYA Makoto |
| OSHIMA Yusuke | 35-29 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 44-20 | ONUKI Yutaka |
| ISHIKAWA Hikaru | 36-28 | TAKAMIZAWA Daiki |
| YAMAMOTO Takashi | 36-28 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | SUGAWARA Misa |
| URANO Kento | won against | ISHIKAWA Hikaru |
| UNO Toshihiro | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | FURUKAWA Kiichi |
| AKAGI Tachiro | won against | ISHIKAWA Hikaru |
| NISHIMURA Akihiro | won against | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | won against | TAKEDA Kyoko |
| NAKAMURA Kazuki | 50-14 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 41-23 | TAKIGAWA Mitsuaki |
| ITAGAKI Kenichi | 52-12 | ISHIKAWA Hikaru |
| TAMAKI Kyotaro | 44-20 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 44-20 | KOSHINO Kazuhiko |
| ISHIKAWA Hikaru | 34-30 | KOMAGATA Masayuki |
| ISHIKAWA Hikaru | 54-10 | TSUTOMU Soichiro |
| ISHIKAWA Hikaru | 54-10 | ISHII Takamasa |
| ISHIKAWA Hikaru | 37-27 | OCHIAI Naofumi |
| ISHIKAWA Hikaru | 48-16 | NAKAJIMA Hajime |
| TAKAHARU Saki | 33-31 | ISHIKAWA Hikaru |
2015-12-20: 244_Kawagoe_ranking_games(Japan)
2015-09-21: 15_Saitama_open(Japan)
2015-09-19: 35_Nagareyama_B(Japan)
2015-08-09: 163_Nagareyama_open(Japan)
2015-03-29: 30_Nagareyama_B(Japan)
2015-03-15: 159_Nagareyama_open(Japan)
2015-02-28: 98_Shinagawa_open(Japan)
2015-02-21: 29_Nagareyama_B(Japan)
| ISHIKAWA Hikaru | 33-31 | TAKIGAWA Mitsuaki |
| KURACHI Takayuki | 35-29 | ISHIKAWA Hikaru |
| TAKAHASHI Hisashi | 36-28 | ISHIKAWA Hikaru |
| KOSHINO Kazuhiko | 33-31 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 64-00 | IGARASHI Risa |
| ISHIKAWA Hikaru | 34-30 | URANO Kento |
| GOTO Hiroshi | 43-21 | ISHIKAWA Hikaru |
| TACHIKI Akira | 44-20 | ISHIKAWA Hikaru |
| YAMAMOTO Kunihiro | 41-23 | ISHIKAWA Hikaru |
| TAKAMIZAWA Daiki | 32-32 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 35-29 | NARITA Shunsuke |
| ISHIKAWA Hikaru | 60-04 | SUGIHARA Yuutarou |
| ISHIKAWA Hikaru | 42-22 | NAKAJIMA Hajime |
| ISHIKAWA Hikaru | 41-23 | YUUKI Kokujin |
| EGUTI Kotoha | 47-17 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 61-03 | NAKAYAMA Kyousuke |
| ISHIKAWA Hikaru | 50-14 | NARUMI Hisatoshi |
| HAGIKURA Yutaka | 49-15 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 43-21 | SANO Joichiro |
| ITO Junya | 45-19 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 34-30 | TAKAHASHI Hisashi |
| KAWASHIMA Satoaki | 33-31 | ISHIKAWA Hikaru |
| GOH Jun Jie Anthony | 37-27 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 63-01 | MITSUYOSHI Taiki |
| ISHIKAWA Hikaru | 35-29 | NARA Souma |
| KAWASHIMA Satoaki | 57-07 | ISHIKAWA Hikaru |
| KURIHARA Aru | 38-26 | ISHIKAWA Hikaru |
| MABUCHI Yuta | 44-20 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 36-28 | SUZUKI Kenji |
| ISHIKAWA Hikaru | 40-24 | KOBAYASHI Manabu |
| KOBAYASHI Makoto | 54-10 | ISHIKAWA Hikaru |
| TAKAHASHI Hisashi | 44-20 | ISHIKAWA Hikaru |
| MITSUYA Nobuaki | 44-20 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 48-16 | NAKAJIMA Daisuke |
| TOMINAGA Kenta | 43-21 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 37-27 | OSATO Suguru |
| MATSUYA Shinpei | 39-25 | ISHIKAWA Hikaru |
| NARUMI Hisatoshi | 41-23 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 55-09 | NAKAMURA Kazuhiro |
| ISHIKAWA Hikaru | 63-01 | OKAMURA Anetsu |
| ISHIKAWA Hikaru | 33-31 | NARA Souma |
| NARITA Shunsuke | 38-26 | ISHIKAWA Hikaru |
| ISHIKAWA Hikaru | 55-09 | OCHIAI Naofumi |