Go Player Ratings

JAAbout ratings

Bian Wenkai

Bian Wenkai (卞聞愷) has a rating of 1575, ranked 209 of 452 in professional play. Their highest rating so far is 1741 (October 17, 2024).

Bian Wenkai4 dan卞聞愷Nihon Ki-in Chubu
Rating1575
Rank209
1-year change↓19
Peak rating1741
Last 10162-153
2026 record
9-7
Record since 1927
162-153
Win rate
.514

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

Professional ratingsFind a player

Rating history — professional

20 gamesHigh 1596Low 1562
71 gamesHigh 1741Low 1562
126 gamesHigh 1741Low 1498
314 gamesHigh 1741Low 1458

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
July 30, 2026Shinoda YuyaOkan　Colors unknown↓21
July 27, 2026Ko ReibunSGW Cup Chuyo Preliminary Semifinal　Colors unknown↑19
July 27, 2026Cho ChienSGW Cup Chuyo Preliminary Round 1　Colors unknown↑8
July 16, 2026Shiga TsukasaOza　Colors unknown↓15
June 25, 2026Kawada KoheiOkan　Colors unknown↑12
June 8, 2026Nakane NaoyukiTengen　Colors unknown↓10
June 1, 2026Hiroe HiroyukiOza　Colors unknown↑8
May 14, 2026Matsuoka HidekiHoninbo　Colors unknown↓12
April 30, 2026Sakuramoto AyakoTengen　Colors unknown↑6
April 2, 2026O KeiiTengen　Colors unknown↑16
March 23, 2026Kamiji HirokiHoninbo　Colors unknown↑3
March 12, 2026Tsuruta KazushiGosei　Colors unknown↓3
February 26, 2026Nakao JungoJudan　Colors unknown↓18
February 19, 2026Imabun TaroKisei First Tournament Preliminary Round 2　Colors unknown↓10
February 2, 2026Nakahama KonosukeJudan　Colors unknown↑14
January 26, 2026Tsukada ChiharuKisei First Tournament Preliminary Round 1　Colors unknown↑9
December 8, 2025Kato ChieMeijin Preliminary C　as White↓9
November 13, 2025Nakao JungoMeijin　Colors unknown↑15
October 9, 2025Nakane DaikiOkan　Colors unknown↓16
September 22, 2025Komatsu DaikiOza　Colors unknown↓13

Head-to-head

Up to 10 opponents, most-played first. Records are from Bian Wenkai'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
Mutsuura Yuta0-10.0000-10-1
Kato Yuki5-5.5000-00-0
O Keii7-2.7780-00-0
Ito Yoji6-3.6670-00-0
Yanagisawa Satoshi3-5.3750-01-0
Nakao Jungo3-5.3750-00-0
Shinoda Mitsuaki5-2.7140-00-0
Yamamori Tadanao3-4.4290-00-0
Tanaka Nobuyuki1-5.1670-00-1
Nakahama Konosuke5-1.8330-00-0
Matsuoka Hideki1-5.1670-00-0
Kawada Kohei4-2.6670-00-0
Nishioka Masao2-4.3330-00-0
Hane Ayaka1-4.2000-00-1
Shida Tatsuya0-5.0000-00-0
Baba Shigeru4-1.8000-00-0
Kumamoto Shusei3-2.6001-00-0
Kamiji Hiroki5-01.0000-00-0
Komatsu Daiki3-2.6000-00-0
Miyagawa Fumihiko3-2.6000-00-0
Okumura Yasushi5-01.0000-01-0
Terada Shuta5-01.0000-00-0
Katayama Yasuo3-2.6000-00-0
Tsuruta Kazushi1-4.2000-00-0

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
20269-7.563
20257-13.350
202421-10.677
202318-11.621
202215-11.577
20219-11.450
20208-10.444
20198-13.381
201818-15.545
201714-18.438
201616-15.516
201515-10.600
20143-4.429
20131-5.167
Total162-153.514

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