Go Player Ratings

JAAbout ratings

Nishimura Keiji

Nishimura Keiji (西村慶二) has a rating of 1447, ranked 309 of 452 in professional play. Their highest rating so far is 1687 (December 13, 2018).

Nishimura Keiji8 dan西村慶二Nihon Ki-in Tokyo
Rating1447
Rank309
1-year change↓77
Peak rating1687
Last 10191-211
2026 record
1-8
Record since 1927
191-211
Win rate
.475

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 1555Low 1447
48 gamesHigh 1589Low 1447
83 gamesHigh 1589Low 1447
291 gamesHigh 1687Low 1447

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 10, 2026Utani ShuntaSGW Cup Chuyo Preliminary　as Black↓13
July 27, 2026Yanai KazumaOza　Colors unknown↓9
April 23, 2026Takahashi HideoTengen　Colors unknown↓22
March 30, 2026Tamai ShinTengen　Colors unknown↑9
March 23, 2026Mannami KanaHoninbo　Colors unknown↓19
March 16, 2026Yoshida TomaGosei Preliminary C　as Black↓14
February 9, 2026Endo YoshifumiJudan　Colors unknown↓22
January 29, 2026Ueno AsamiMeijin Preliminary B　as White↓3
January 19, 2026Kobayashi IzumiKisei First Tournament Preliminary Round 1　Colors unknown↓16
December 11, 2025Tsuneishi TakashiMeijin　Colors unknown↑24
November 10, 2025Nagashima KozueMeijin　Colors unknown↑9
September 22, 2025Hirata TomoyaOza　Colors unknown↓1
September 11, 2025Ko ReibunSGW Cup Chuyo Preliminary Round 2　as Black↓14
September 11, 2025Kuwabara YokoSGW Cup Chuyo Preliminary Round 1　as White↑10
August 18, 2025Takekiyo IsamuOza　Colors unknown↑20
July 14, 2025Tsuji HanaRyusei　Colors unknown↓13
June 23, 2025Xiao YuyangTengen　Colors unknown↓4
June 9, 2025Ito MasashiGosei　Colors unknown↓7
April 24, 2025Aoki ShinichiHoninbo　Colors unknown↓13
April 10, 2025Rin KanketsuMeijin　Colors unknown↓2

Head-to-head

Up to 10 opponents, most-played first. Records are from Nishimura Keiji'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
Yo Kaei3-3.5000-01-0
Iguchi Toyohide2-4.3330-00-0
Omori Yasushi4-2.6670-01-1
Akiyama Jiro0-5.0000-00-2
Onda Yasuhiko3-2.6000-00-1
Osawa Narumi3-2.6000-00-0
Aoki Shinichi1-4.2000-00-0
Kataoka Satoshi0-5.0000-20-0
Hirata Tomoya2-3.4000-00-1
Kudo Norio3-1.7501-00-0

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
20261-8.111
20256-10.375
202411-10.524
20238-10.444
20225-9.357
202112-10.545
20205-6.455
20197-13.350
201816-12.571
201718-11.621
20169-11.450
201513-8.619
20143-4.429
20135-6.455
20125-7.417
20119-6.600
20100-2.000
20091-2.333
20081-1.500
20070-2.000
20065-4.556
200511-12.478
200410-10.500
20039-9.500
20028-8.500
19991-1.500
19983-2.600
19951-1.500
19940-2.000
19931-1.500
19920-3.000
19912-5.286
19891-01.000
19882-4.333
19872-1.667
Total191-211.475

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