Go Player Ratings

JAAbout ratings

Sun Zhe

Sun Zhe (孫喆) has a rating of 2056, ranked 20 of 452 in professional play. Their highest rating so far is 2091 (October 28, 2019).

Sun Zhe8 dan孫喆Nihon Ki-in Tokyo
Rating2056
Rank20
1-year change↑108
Peak rating2091
Last 10353-202(1 by default)
2026 record
16-4
Record since 1927
353-202
Win rate
.636

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 2056Low 1902
98 gamesHigh 2056Low 1902
168 gamesHigh 2072Low 1902
536 gamesHigh 2091Low 1527

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, 2026Lee IshuOza Preliminary B　as White↑5
September 3, 2026Seto TaikiJudan Final Preliminary Round 1　as White↑13
August 24, 2026Ueno AsamiGosei　Colors unknown↓18
August 20, 2026Mutsuura YutaMeijin　Colors unknown↑16
August 10, 2026Adachi ToshimasaKisei League B1　as Black↑13
July 27, 2026Kanno NaomiOza　Colors unknown±0
July 16, 2026Fukuoka KotaroKisei League B1　as White↓7
July 9, 2026Michael RedmondJudan　Colors unknown↑3
July 2, 2026Takemiya MasakiGosei　Colors unknown↑3
June 25, 2026Fujisawa RinaMeijin　Colors unknown↑13
June 11, 2026Koike YoshihiroKisei League B1　as Black↑20
June 4, 2026Jo BunenJudan　Colors unknown↑4
May 21, 2026Murakawa DaisukeKisei League B1　as White↑21
May 3, 2026Tanaka KoyuNHK Cup Round 1　as White↑14
April 20, 2026O RisseiKisei League B1　as Black↑13
April 6, 2026Yo ChitoMeijin　Colors unknown↑11
March 19, 2026Muramoto WataruKisei League B1　as White↑19
February 19, 2026Hirata TomoyaKisei League B1　as White↓9
February 9, 2026Han ZenkiMeijin Preliminary B　as Black↑10
February 2, 2026Kyo KagenHoninbo Round 1　as White↓2

Head-to-head

Up to 10 opponents, most-played first. Records are from Sun Zhe'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
Kono Rin3-9.2501-51-2
Suzuki Shinji8-4.6673-01-1
Yu Zhengqi3-8.2732-31-4
O Rissei7-3.7005-11-0
Kyo Kagen1-9.1001-30-4
Mitani Tetsuya5-4.5560-11-0
Shibano Toramaru1-8.1110-41-4
Ichiriki Ryo1-8.1110-51-1
Terayama Rei4-4.5000-11-1
Onishi Kenya5-2.7142-01-0
Hirose Yuichi4-3.5712-21-0
Takao Shinji3-4.4291-22-0
So Yokoku2-5.2860-12-1
Cho Riyu5-2.7140-10-1
Fujita Akihiko3-4.4290-02-2
Yamashita Keigo2-5.2860-11-3
Numadate Sakiya6-01.0001-01-0
Motoki Katsuya1-5.1670-11-3
Shida Tatsuya5-1.8332-13-0
Onishi Ryuhei3-3.5002-11-0
Chang Ruei Jie4-2.6670-12-0
Koike Yoshihiro5-1.8334-01-1
Ko Iso5-1.8333-00-0
Kobayashi Satoru1-5.1671-30-1
Murakawa Daisuke3-3.5002-21-1
Lee Ishu3-3.5000-01-0
Koyama Kuya5-1.8332-11-0
Fujisawa Rina3-3.5001-20-1
Yuki Satoshi4-2.6671-02-2
Seto Taiki2-4.3331-11-1
Akiyama Jiro4-1.8001-01-0
Nakano Yasuhiro3-2.6000-01-1
Tajiri Yuto5-01.0001-00-0
Mimura Tomoyasu3-2.6000-01-0
Tsuruyama Atsushi5-01.0001-03-0
Ueno Asami3-2.6002-01-1
Mutsuura Yuta3-2.6001-11-0
Yo Chito5-01.0001-02-0
Kim Sujun5-01.0002-01-0

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
202616-4.800
202519-18.513
202418-12.600
202321-16.568
202215-17.469
202127-12.692
202030-15.667
201936-21.632
201834-14.708
201733-15.688
201632-17.653
201529-12.707
201411-14.440
201316-8.667
201210-5.667
20115-2.714
20101-01.000
Total353-202.636

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