Go Player Ratings

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Shiraishi Yuichi

Shiraishi Yuichi (白石勇一) has a rating of 1532, ranked 242 of 452 in professional play. Their highest rating so far is 1728 (December 17, 2020).

Shiraishi Yuichi7 dan白石勇一Nihon Ki-in Tokyo
Rating1532
Rank242
1-year change↓36
Peak rating1728
Last 10189-181
2026 record
4-7
Record since 1927
189-181
Win rate
.511

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

Professional ratingsFind a player

Rating history — professional

12 gamesHigh 1575Low 1528
52 gamesHigh 1612Low 1528
87 gamesHigh 1652Low 1528
359 gamesHigh 1728Low 1440

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 3, 2026Matsumoto TakehisaSGW Cup Chuyo Preliminary Semifinal　Colors unknown↓6
September 3, 2026Miyazaki RyutaroSGW Cup Chuyo Preliminary Round 1　Colors unknown↑10
June 29, 2026Hashimoto YujiroOza　Colors unknown↓16
May 7, 2026Mimura KaoriOza　Colors unknown↑9
April 27, 2026So YokokuHoninbo　Colors unknown↓5
March 26, 2026Kawahara YuGosei　Colors unknown↓15
March 19, 2026Matsumoto TakehisaKisei First Tournament Preliminary Quarterfinal　Colors unknown↓5
March 12, 2026Yokota HinanoTengen　Colors unknown↓15
February 23, 2026Mukai ChiakiKisei First Tournament Preliminary Round 2　Colors unknown↑25
January 29, 2026Ogaki YusakuJudan　Colors unknown↓6
January 22, 2026Cho KosumiKisei First Tournament Preliminary Round 1　Colors unknown↑9
November 10, 2025Mizuma ToshifumiMeijin Preliminary C　as White↓21
August 28, 2025Otani NaokiSGW Cup Chuyo Preliminary Round 1　as White↓8
August 11, 2025Xiao YuyangRyusei　Colors unknown↓4
July 24, 2025Suzuki AyumiTengen Preliminary B　as White↓11
July 7, 2025Ko IunRyusei　Colors unknown↑14
July 7, 2025Kin EnRyusei　Colors unknown↑4
June 23, 2025Awaji ShuzoTengen　Colors unknown↑20
June 19, 2025Hirata TomoyaMeijin　Colors unknown↓2
May 22, 2025Takemiya MasakiMeijin Preliminary B　as Black↑20

Head-to-head

Up to 10 opponents, most-played first. Records are from Shiraishi Yuichi'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
Kobayashi Koichi1-4.2000-21-0
Mitani Tetsuya2-3.4002-10-1
Kataoka Satoshi2-3.4001-00-3
Cho Sonjin0-5.0000-30-0
Miyazaki Ryutaro4-1.8000-01-0
Ito Masashi2-2.5000-00-1
Mizuma Toshifumi2-2.5000-00-2
Mimura Tomoyasu1-3.2500-00-0
Tsuruyama Atsushi1-3.2500-11-2
O Rissei1-3.2500-01-2

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
20264-7.364
20258-11.421
20248-10.444
20239-10.474
20226-11.353
20219-10.474
202011-6.647
201912-12.500
201813-12.520
201725-15.625
201614-8.636
201510-9.526
20145-6.455
20138-8.500
201212-12.500
20119-7.563
20107-3.700
20093-6.333
20085-3.625
20072-2.500
20066-5.545
20053-7.300
20040-1.000
Total189-181.511

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