Go Player Ratings

JAAbout ratings

Ishida Atsushi

Ishida Atsushi (石田篤司) has a rating of 1610, ranked 194 of 452 in professional play. Their highest rating so far is 1812 (June 25, 2018).

Ishida Atsushi9 dan石田篤司Nihon Ki-in Kansai HQ
Rating1610
Rank194
1-year change↓57
Peak rating1812
Last 10261-263(1 lost by default)
2026 record
5-8
Record since 1927
261-263
Win rate
.498

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

Professional ratingsFind a player

Rating history — professional

17 gamesHigh 1681Low 1588
67 gamesHigh 1686Low 1576
108 gamesHigh 1686Low 1569
362 gamesHigh 1812Low 1548

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, 2026Tsuruta KazushiOza Preliminary B　as White↓4
September 10, 2026Utani ShuntaSGW Cup Chuyo Preliminary　as White↑13
September 10, 2026Omori YasushiSGW Cup Chuyo Preliminary　as Black↑13
September 10, 2026Rin ShienSGW Cup Chuyo Preliminary　as White↓9
August 6, 2026Yamada ShihoOza　Colors unknown↑8
June 29, 2026Hikosaka NaotoHoninbo　Colors unknown↓7
April 30, 2026Utani ShuntaGosei　Colors unknown↓18
April 23, 2026Yamada ShihoHoninbo　Colors unknown↑6
April 16, 2026Tsukada ChiharuMeijin　Colors unknown↓25
April 2, 2026Tanemura SayuriGosei　Colors unknown↑2
March 26, 2026Nakamura ShinyaTengen　Colors unknown↓10
February 12, 2026Omori RanKisei First Tournament Preliminary Round 1　Colors unknown↓26
February 5, 2026Konishi YoshiakiraJudan　Colors unknown↓14
December 25, 2025Sakamoto YasuoMeijin　Colors unknown↑6
November 27, 2025Sasaka ShiroMeijin　Colors unknown↑8
October 27, 2025Hane NaokiOza Preliminary B　as White↓11
September 25, 2025O KeiiOza　Colors unknown↑11
September 11, 2025Torii YutaSGW Cup Chuyo Preliminary Round 2　as White↓19
September 11, 2025Mizuma ToshifumiSGW Cup Chuyo Preliminary Round 1　as White↑7
September 4, 2025Iwamaru TairaOza　Colors unknown↑15

Head-to-head

Up to 10 opponents, most-played first. Records are from Ishida Atsushi'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
Iwamaru Taira7-4.6360-00-0
Ogata Masaki5-5.5001-00-1
Yamada Kimio1-9.1000-11-1
Komatsu Daiki4-5.4440-00-1
Goto Shungo4-5.4440-00-0
Hikosaka Naoto1-8.1110-20-3
Enda Hideki3-5.3750-00-1
Nakano Hironari2-5.2860-00-1
Hane Naoki0-7.0000-40-2
Takei Takashi2-5.2860-00-0
Nakamura Shinya0-7.0000-10-0
Sakaguchi Ryuzo4-3.5710-00-0
Torii Yuta3-4.4290-00-1
Ueki Yoshio3-3.5000-00-0
Sasaka Shiro4-2.6670-10-0
Araki Issei6-01.0000-00-0
Takabayashi Masahiro4-2.6670-00-0
Yamashiro Hiroshi0-6.0000-00-1
Ito Yoji5-1.8330-00-0
Sasaki Tsuyoshi3-3.5000-00-0
Tanemura Sayuri6-01.0000-00-0
Shimojima Yohei3-2.6000-01-0
Yamada Shiho4-1.8001-00-0
Ohashi Naruya2-3.4000-00-0
Tanaka Nobuyuki2-3.4000-00-0
Imamura Yoshiaki2-3.4000-00-0
Muramatsu Hiroki1-4.2000-00-0
Mutsuura Yuta1-4.2000-00-0
Utani Shunta4-1.8000-01-0
Matsuoka Hideki2-3.4000-00-0
Kato Yuki4-1.8000-00-0
Yamamoto Kentaro5-01.0000-00-0
Ryu Shikun0-5.0000-30-2

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
20265-8.385
202517-9.654
202418-10.643
202310-10.500
20227-10.412
202111-11.500
20207-10.412
201911-13.458
201814-15.483
201729-12.707
201621-9.700
20152-9.182
20147-7.500
20136-4.600
201211-8.579
20111-7.125
20104-10.286
20092-5.286
20080-2.000
20071-01.000
20065-7.417
200513-8.619
200410-9.526
20039-11.450
200215-9.625
20011-6.143
20004-5.444
19990-1.000
19981-3.250
19971-3.250
19963-4.429
19951-4.200
19944-3.571
19933-3.500
19922-4.333
19911-4.200
19902-1.667
19890-2.000
19882-3.400
19870-1.000
19860-1.000
19840-2.000
Total261-263.498

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