Komatsu Hideki
Komatsu Hideki (小松英樹) has a rating of 1756, ranked 105 of 452 in professional play. Their highest rating so far is 1974 (February 3, 2007).
Komatsu Hideki9 dan小松英樹Nihon Ki-in Tokyo
Rating1756
Rank105
1-year change↓12
Peak rating1974
Last 10LossWinLossWinLossWinWinLossLossLoss558-399(2 by default, 1 lost by default)
- 2026 record
- 11-7
- Record since 1927
- 558-399(2 no result)
- Win rate
- .583
The rating is calculated from published game results. It does not include any adjustment for playing Black.
Professional ratingsFind a player
Rating history — professional
The “All” view starts at 2006; earlier years are used only to warm up the calculation and are not shown.
Recent games
| Date | Opponent and tournament | Result | Change |
|---|---|---|---|
| September 17, 2026 | Mutsuura YutaKisei as White | Loss | ↓6 |
| September 10, 2026 | Seki KotaroGosei Preliminary A as Black | Loss | ↓7 |
| August 24, 2026 | Horimoto MitsunariSGW Cup Chuyo Preliminary Round 1 Colors unknown | Loss | ↓18 |
| August 17, 2026 | Sotoyanagi SebunKisei Colors unknown | Win | ↑21 |
| July 30, 2026 | Seki RyosukeGosei Colors unknown | Win | ↑13 |
| July 13, 2026 | Kondo ToshikiOza Colors unknown | Loss | ↓17 |
| June 29, 2026 | Muramatsu HirokiKisei League C Round 2 as White | Win | ↑19 |
| June 11, 2026 | Tsuji ShigehitoKisei Colors unknown | Loss | ↓11 |
| May 18, 2026 | Kondo ToshikiKisei First Tournament Preliminary Final Colors unknown | Win | ↑18 |
| May 11, 2026 | Mochizuki KenichiJudan Colors unknown | Loss | ↓15 |
| April 30, 2026 | Nobuta ShigehitoOza Colors unknown | Win | ↑1 |
| April 20, 2026 | Fujisawa KazunariKisei First Tournament Preliminary Semifinal Colors unknown | Win | ↑8 |
| April 9, 2026 | Ko ReibunJudan Colors unknown | Win | ↑10 |
| March 26, 2026 | O YuininKisei First Tournament Preliminary Quarterfinal Colors unknown | Win | ↑3 |
| March 19, 2026 | Shigekawa AkashiHoninbo Colors unknown | Loss | ↓22 |
| March 5, 2026 | Miyazawa GoroJudan Preliminary C as Black | Win | ↑9 |
| February 26, 2026 | Kawahara YuKisei First Tournament Preliminary Round 2 Colors unknown | Win | ↑9 |
| February 5, 2026 | Shigekawa AkashiJudan Colors unknown | Win | ↑12 |
| December 18, 2025 | Miyatani FugaMeijin Colors unknown | Loss | ↓23 |
| November 27, 2025 | Motoki KatsuyaTengen Preliminary A Final as Black | Loss | ↓3 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Kataoka Satoshi | 7-13.350 | 4-7 | 1-4 |
| Kobayashi Koichi | 6-12.333 | 3-5 | 2-6 |
| Otake Hideo | 11-7.611 | 4-3 | 6-4 |
| Cho Sonjin | 10-8.556 | 4-3 | 3-3 |
| Yuki Satoshi | 8-10.444 | 3-2 | 4-7 |
| Mimura Tomoyasu | 9-7.563 | 3-1 | 3-2 |
| Rin Kaiho | 4-10.286 | 3-4 | 1-5 |
| Kato Masao | 4-10.286 | 2-5 | 1-4 |
| Yoda Norimoto | 5-9.357 | 1-3 | 4-6 |
| O Rissei | 8-6.571 | 4-4 | 2-2 |
| Cho Chikun | 5-9.357 | 2-4 | 3-4 |
| Kobayashi Satoru | 6-5.545 | 0-2 | 3-2 |
| Kono Rin | 5-6.455 | 2-2 | 1-2 |
| Imamura Toshiya | 6-4.600 | 2-0 | 3-3 |
| Takemiya Masaki | 6-4.600 | 2-1 | 2-3 |
| Takao Shinji | 0-10.000 | 0-3 | 0-3 |
| Yamashiro Hiroshi | 5-5.500 | 2-3 | 3-2 |
| Fujisawa Shuko | 6-3.667 | 4-2 | 2-1 |
| Ogata Masaki | 6-3.667 | 3-1 | 3-1 |
| Mizokami Tomochika | 6-3.667 | 2-1 | 2-1 |
| Yamashita Keigo | 2-7.222 | 0-4 | 2-0 |
| Michael Redmond | 9-01.000 | 1-0 | 6-0 |
| O Meien | 3-5.375 | 0-0 | 2-4 |
| Kiyonari Tetsuya | 6-2.750 | 2-1 | 2-1 |
| Yokota Shigeaki | 5-2.714 | 1-0 | 2-2 |
| Ishida Yoshio | 5-2.714 | 3-1 | 2-1 |
| So Yokoku | 1-6.143 | 1-1 | 0-0 |
| Rin Kanketsu | 1-6.143 | 0-1 | 0-1 |
| Cho U | 1-6.143 | 1-1 | 0-5 |
| Hikosaka Naoto | 6-1.857 | 2-0 | 4-1 |
| Kim Sujun | 4-3.571 | 2-1 | 0-1 |
| Kurotaki Masanori | 5-1.833 | 0-0 | 0-0 |
| Hane Naoki | 1-5.167 | 1-1 | 0-3 |
| Akiyama Jiro | 3-3.500 | 0-0 | 0-1 |
| Sakata Eio | 5-1.833 | 1-0 | 4-1 |
| Imamura Yoshiaki | 6-01.000 | 3-0 | 1-0 |
| Sakai Maki | 4-2.667 | 1-0 | 0-0 |
| Yo Kagen | 1-5.167 | 1-1 | 0-2 |
| Oya Koichi | 3-3.500 | 1-1 | 0-0 |
| Morita Michihiro | 4-2.667 | 1-0 | 1-0 |
| Kono Mitsuki | 5-1.833 | 0-0 | 0-0 |
| Nakaonoda Tomomi | 5-1.833 | 1-1 | 0-0 |
| Ryu Shikun | 1-5.167 | 0-4 | 1-0 |
| Arimura Hiroshi | 3-2.600 | 0-0 | 1-0 |
| Onda Yasuhiko | 5-01.000 | 2-0 | 1-0 |
| Tei Meiko | 5-01.000 | 3-0 | 2-0 |
| Awaji Shuzo | 2-3.400 | 0-1 | 1-2 |
| Iwata Tatsuaki | 4-1.800 | 4-0 | 0-1 |
| Aoki Shinichi | 4-1.800 | 2-0 | 0-0 |
| Yamada Kimio | 2-3.400 | 2-0 | 0-3 |
| Kanda Ei | 3-2.600 | 2-0 | 1-1 |
| Han Zenki | 5-01.000 | 2-0 | 1-0 |
| Ishida Akira | 4-1.800 | 1-1 | 2-0 |
Record by year
Counted by calendar year, January to December (default wins and losses are included; jigo and no-result games are not). Only games from 1927 onward are counted, so these totals do not match the career records published by the two Ki-in.
| Year | Record | Win rate |
|---|---|---|
| 2026 | 11-7 | .611 |
| 2025 | 13-13 | .500 |
| 2024 | 21-9 | .700 |
| 2023 | 9-11 | .450 |
| 2022 | 14-9 | .609 |
| 2021 | 24-9 | .727 |
| 2020 | 1-3 | .250 |
| 2019 | 14-18 | .438 |
| 2018 | 27-14 | .658 |
| 2017 | 33-19 | .635 |
| 2016 | 12-8 | .600 |
| 2015 | 7-11 | .389 |
| 2014 | 3-6 | .333 |
| 2013 | 12-7 | .632 |
| 2012 | 21-13 | .618 |
| 2011 | 10-11 | .476 |
| 2010 | 6-5 | .545 |
| 2009 | 2-5 | .286 |
| 2008 | 9-12 | .429 |
| 2007 | 15-14 | .517 |
| 2006 | 24-16 | .600 |
| 2005 | 27-11 | .711 |
| 2004 | 17-9 | .654 |
| 2003 | 21-12 | .636 |
| 2002 | 21-8 | .724 |
| 2001 | 4-9 | .308 |
| 2000 | 3-1 | .750 |
| 1999 | 0-2 | .000 |
| 1998 | 7-2 | .778 |
| 1997 | 11-6 | .647 |
| 1996 | 6-5 | .545 |
| 1995 | 10-13 | .435 |
| 1994 | 10-15 | .400 |
| 1993 | 18-16(2 no result) | .529 |
| 1992 | 31-17 | .646 |
| 1991 | 15-11 | .577 |
| 1990 | 15-13 | .536 |
| 1989 | 19-12 | .613 |
| 1988 | 26-7 | .788 |
| 1987 | 6-4 | .600 |
| 1986 | 0-1 | .000 |
| 1985 | 0-1 | .000 |
| 1984 | 1-3 | .250 |
| 1983 | 1-1 | .500 |
| 1982 | 1-0 | 1.000 |
| Total | 558-399(2 no result) | .583 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).