Go Player Ratings

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Fujii Koki

Fujii Koki (藤井浩貴) has a rating of 1933, ranked 40 of 452 in professional play. Their highest rating so far is 1956 (May 25, 2026).

Fujii Koki3 dan藤井浩貴Nihon Ki-in Tokyo
Rating1933
Rank40
1-year change↑39
Peak rating1956
Last 10118-83
2026 record
17-7
Record since 1927
118-83
Win rate
.587

The rating is calculated from published game results. It does not include any adjustment for playing Black.

Professional ratingsFind a player

Rating history — professional

28 gamesHigh 1956Low 1867
102 gamesHigh 1956Low 1693
152 gamesHigh 1956Low 1510
195 gamesHigh 1956Low 1476

The “All” view starts at 2006; earlier years are used only to warm up the calculation and are not shown.

Recent games

Up to 20 games, newest first. “Change” is the rating movement.
DateOpponent and tournamentResultChange
September 17, 2026Morita MichihiroKisei　as White↑10
August 20, 2026Miyazawa GoroOza　Colors unknown↑6
July 30, 2026Numadate SakiyaHoninbo　Colors unknown↓23
July 23, 2026Akiyama JiroKisei League C Round 3　as White↑15
July 20, 2026Miura TaroHiroshima Aluminum Cup Wakagoi Preliminary Semifinal　Colors unknown↓10
July 20, 2026Aoki HirotakaHiroshima Aluminum Cup Wakagoi Preliminary Round 1　Colors unknown↑6
July 16, 2026Adachi ToshimasaJudan Preliminary A Final　as Black↑19
July 6, 2026Oomote TakutoGosei　Colors unknown↓23
July 2, 2026Tsuruyama AtsushiKisei League C Round 2　as Black↑12
June 29, 2026Yanagihara SakiShinjin-O Round 3　as Black↓27
June 25, 2026Awaji ShuzoHoninbo　Colors unknown↑5
June 18, 2026Kazama JunJudan　Colors unknown↑7
June 11, 2026Tsuruta KazushiKisei League C Round 1　as White↓15
June 4, 2026Iyama YutaTengen Round 3　as White↓4
May 25, 2026Kondo ToshikiShinjin-O Round 2　as White↑8
May 4, 2026Ko ReibunKisei First Tournament Preliminary Final　Colors unknown↑4
April 27, 2026Ida AtsushiTengen Round 2　as Black↑23
April 20, 2026Cho RiyuKisei First Tournament Preliminary Semifinal　Colors unknown↑14
March 23, 2026Mizokami TomochikaKisei First Tournament Round 3　as Black↑14
March 12, 2026Moro ArisaShinjin-O Round 1　as White↑5

Head-to-head

Up to 10 opponents, most-played first. Records are from Fujii Koki's point of view; jigo and no-result games are not counted as wins or losses. Only games from 1927 onward are included.
OpponentTotalAs BlackAs White
Miura Taro1-5.1670-20-1
O Rissei3-1.7502-00-0
Koike Yoshihiro0-4.0000-20-0
Sakai Yuki2-2.5000-00-2
Hashimoto Yujiro2-1.6670-00-0
Ando Kazushige2-1.6671-00-0
Fukuoka Kotaro0-3.0000-10-1
Yo Chito3-01.0001-00-0
Nakamura Sumire1-2.3330-10-1
Onishi Kenya2-01.0001-00-0

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.

YearRecordWin rate
202617-7.708
202522-13.629
202422-12.647
202319-11.633
202215-12.556
202111-13.458
20209-11.450
20193-4.429
Total118-83.587

Calculated from games played between 1927 and 2026 (as of September 17, 2026).