Go Player Ratings

JAAbout ratings

Sugimoto Akira

Sugimoto Akira (杉本明) has a rating of 1569, ranked 215 of 452 in professional play. Their highest rating so far is 1651 (February 15, 2017).

Sugimoto Akira8 dan杉本明Nihon Ki-in Tokyo
Rating1569
Rank215
1-year change↑54
Peak rating1651
Last 10205-197
2026 record
11-7
Record since 1927
205-197
Win rate
.510

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

Professional ratingsFind a player

Rating history — professional

19 gamesHigh 1599Low 1496
59 gamesHigh 1599Low 1496
93 gamesHigh 1605Low 1477
300 gamesHigh 1651Low 1477

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
August 10, 2026Aoki ShinichiSGW Cup Chuyo Preliminary Semifinal　Colors unknown↓18
August 10, 2026Kobayashi IzumiSGW Cup Chuyo Preliminary Round 1　Colors unknown↑20
July 23, 2026Onishi KenyaGosei　Colors unknown↓6
July 2, 2026Ishida YoshioTengen　Colors unknown↓20
June 8, 2026Ryu ShikunOza　Colors unknown↓6
June 1, 2026Kurotaki MasakiTengen　Colors unknown↑15
May 18, 2026Kurotaki MasakiGosei　Colors unknown↑16
May 7, 2026Han ZenkiJudan　Colors unknown↓8
April 30, 2026Aoki ShinichiHoninbo　Colors unknown↓17
April 20, 2026Kanno MasashiGosei　Colors unknown↑6
April 2, 2026Koyama TerumiJudan　Colors unknown↑17
March 23, 2026Doi MakotoGosei　Colors unknown↑4
March 5, 2026Akiyama JiroJudan　Colors unknown↑28
February 23, 2026Mitsunaga JunzoGosei　Colors unknown↑17
February 16, 2026Doi MakotoTengen　Colors unknown↑5
February 9, 2026Tsuneishi TakashiKisei First Tournament Round 2　as White↓9
February 2, 2026Onda YasuhikoJudan　Colors unknown↑10
January 15, 2026Hino ShotaKisei First Tournament Preliminary Round 1　Colors unknown↑19
November 10, 2025Katsura AtsushiMeijin　Colors unknown↓19
September 8, 2025Iguchi ToyohideSGW Cup Chuyo Preliminary Round 1　as White↓8

Head-to-head

Up to 10 opponents, most-played first. Records are from Sugimoto Akira'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
So Yokoku0-8.0000-20-0
Han Zenki1-5.1670-10-0
Kurotaki Masanori2-3.4001-10-0
Yo Kaei3-2.6000-00-0
Taniguchi Toshinori5-01.0000-01-0
Ko Mosei1-4.2000-00-0
Yoshihara Yukari2-2.5000-00-0
Tokimoto Hajime2-2.5000-00-1
Tsuruyama Atsushi1-3.2500-00-0
Hiramoto Yasei4-01.0000-00-0

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
202611-7.611
20256-10.375
20249-11.450
202312-9.571
20223-9.250
202111-11.500
20207-8.467
201910-10.500
20189-12.429
201715-12.556
201620-12.625
20159-7.563
20142-4.333
20135-5.500
201210-7.588
20113-8.273
20102-01.000
20092-2.500
20080-1.000
20067-4.636
20058-9.471
200413-11.542
200313-11.542
200213-7.650
20012-1.667
19990-1.000
19981-1.500
19960-2.000
19951-01.000
19940-1.000
19930-1.000
19920-2.000
19911-1.500
Total205-197.510

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