Go Player Ratings

JAAbout ratings

Shibano Toramaru

Shibano Toramaru (芝野虎丸) has a rating of 2375, ranked 1 of 452 in professional play. Their highest rating so far is 2426 (August 14, 2025).

Shibano ToramaruKisei / Judan芝野虎丸Nihon Ki-in Tokyo
Rating2375
Rank1
1-year change↓32
Peak rating2426
Last 10537-246
2026 record
21-13
Record since 1927
537-246
Win rate
.686

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

Professional ratingsFind a player

Rating history — professional

46 gamesHigh 2394Low 2331
180 gamesHigh 2426Low 2266
314 gamesHigh 2426Low 2121
708 gamesHigh 2426Low 1487

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 16, 2026Ichiriki RyoMeijin Challenger Round 4　as Black↑16
September 8, 2026Ichiriki RyoMeijin Challenger Round 3　as White↑18
September 2, 2026Ichiriki RyoMeijin Game 2　as Black↓15
August 26, 2026Ichiriki RyoMeijin Round 1　as White↓17
August 23, 2026Ko IsoNHK Cup Main Tournament Round 2　Colors unknown↑4
July 27, 2026Kyo KagenMeijin League　as White↑12
July 6, 2026Iyama YutaMeijin League　as Black↑13
June 22, 2026Kuwabara ItsukiMeijin League　as White↑3
June 10, 2026Shin MinjunLG Cup Round 2　as Black—
June 4, 2026Murakawa DaisukeTengen Round 3　as Black↓27
May 14, 2026Murakawa DaisukeMeijin League　as Black↑5
May 4, 2026Muramoto WataruTengen Round 2　as White↑3
April 28, 2026Kyo KagenJudan Round 5　as White↑13
April 22, 2026Kyo KagenJudan Round 4　as Black↓21
April 16, 2026Yu ZhengqiMeijin League　as White↑11
April 9, 2026Ichiriki RyoGosei Round 4　as Black↓16
April 6, 2026Fukuoka KotaroTengen Round 1　as White↑11
April 2, 2026Kyo KagenJudan Round 3　as White↑14
March 25, 2026Ichiriki RyoKisei Round 7　as Black↑19
March 23, 2026Motoki KatsuyaOza Final Preliminary　as Black↓22

Head-to-head

Up to 10 opponents, most-played first. Records are from Shibano Toramaru'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
Iyama Yuta36-41.46816-2019-20
Ichiriki Ryo28-44.38910-2516-17
Kyo Kagen31-22.58516-1113-11
Yu Zhengqi23-8.74210-311-3
Yamashita Keigo12-5.7066-26-3
Hane Naoki8-8.5005-43-3
Motoki Katsuya8-8.5003-44-2
Murakawa Daisuke11-4.7334-26-2
Kono Rin11-3.7866-25-1
Cho U10-4.7145-24-2
Shida Tatsuya8-5.6153-54-0
Seki Kotaro9-3.7505-13-1
Ida Atsushi9-1.9005-03-1
Suzuki Shinji4-6.4002-12-4
Onishi Ryuhei7-2.7782-04-2
Ko Iso6-3.6670-05-3
Sun Zhe8-1.8894-14-0
Otake Yu9-01.0004-05-0
Akiyama Jiro7-1.8752-13-0
Koike Yoshihiro7-1.8753-03-1
Koyama Kuya7-1.8753-02-1
Sakai Yuki7-1.8753-11-0
Seto Taiki5-3.6251-23-0
Anzai Nobuaki3-3.5002-00-2
Sada Atsushi4-2.6670-24-0
Mutsuura Yuta6-01.0004-02-0
U Boi3-3.5001-01-2
Yuki Satoshi5-1.8333-00-1
Ryu Shikun3-3.5002-00-2
Tsuruyama Atsushi5-01.0002-02-0
Fukuoka Kotaro5-01.0003-01-0
Takao Shinji4-1.8002-12-0
Adachi Toshimasa5-01.0002-02-0
Fujita Akihiko4-1.8001-12-0
Rin Kanketsu4-1.8002-02-1
Hirata Tomoya3-2.6001-11-0
Fujisawa Rina2-3.4001-21-0

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
202621-13.618
202548-19.716
202440-29.580
202348-21.696
202245-22.672
202143-26.623
202037-22.627
201963-19.768
201848-24.667
201766-19.776
201641-17.707
201533-10.767
20144-5.444
Total537-246.686

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