Go Player Ratings

JAAbout ratings

Izumo Tetsuya

Izumo Tetsuya (出雲哲也) has a rating of 1509, ranked 258 of 452 in professional play. Their highest rating so far is 1524 (November 27, 2019).

Izumo Tetsuya7 dan出雲哲也Kansai Ki-in
Rating1509
Rank258
1-year change↑7
Peak rating1524
Last 1015-20
2026 record
1-1
Record since 1927
15-20
Win rate
.429

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

Professional ratingsFind a player

Rating history — professional

2 gamesHigh 1509Low 1498
6 gamesHigh 1518Low 1498
12 gamesHigh 1522Low 1498
28 gamesHigh 1524Low 1463

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
August 26, 2026Chujo ChihiroOza Preliminary B　as Black↑11
January 22, 2026Ikemoto RyotaKisei First Tournament Preliminary Round 1　Colors unknown↓5
December 18, 2024Fujii ShuyaKisei First Tournament Preliminary Round 1　Colors unknown↓6
July 31, 2024Yuki SatoshiGosei Preliminary A　as Black↓2
February 14, 2024Watanabe KandaiKisei First Tournament Preliminary Round 2　Colors unknown↓8
January 11, 2024Shigeno YukiKisei First Tournament Preliminary Round 1　Colors unknown↑3
March 9, 2023Mito ShuheiKisei First Tournament Preliminary Quarterfinal　Colors unknown↓7
January 18, 2023Hoshikawa ManabuKisei First Tournament Round 2　as White↑14
August 24, 2022Yuki SatoshiGosei Preliminary A　as White↓3
March 16, 2022Tanaka KoyuKisei First Tournament Preliminary Quarterfinal　Colors unknown↓8
January 27, 2022Kawada KoheiKisei First Tournament Preliminary Round 2　Colors unknown↑17
January 6, 2022Baba ShigeruKisei First Tournament Preliminary Round 1　Colors unknown↑12
January 21, 2021Takashima TakeshiKisei First Tournament Preliminary Round 1　Colors unknown↓20
December 12, 2019Osawa KenroKisei First Tournament Preliminary Quarterfinal　Colors unknown↓14
November 27, 2019Watanabe KokiKisei First Tournament Preliminary Round 2　Colors unknown↑26
November 14, 2018Oda HiromitsuKisei First Tournament Preliminary Round 2　Colors unknown↓15
October 31, 2018Endo TakahiroKisei First Tournament Preliminary Round 1　Colors unknown↑16
February 15, 2018Ishii KunioKisei First Tournament Preliminary Semifinal　Colors unknown↓8
January 19, 2018Araki IsseiKisei First Tournament Preliminary Quarterfinal　Colors unknown↓14
January 10, 2018Kan MinuKisei First Tournament Preliminary Quarterfinal　Colors unknown↑20

Head-to-head

Up to 10 opponents, most-played first. Records are from Izumo Tetsuya'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
Hoshikawa Manabu3-01.0000-01-0
Araki Issei0-2.0000-00-0
Tanemura Sayuri2-01.0000-00-0
Yuki Satoshi0-2.0000-10-1
Tanaka Koyu0-1.0000-00-0
Mito Shuhei0-1.0000-00-0
Shintani Yosuke0-1.0000-10-0
Yamanaka Toshio1-01.0000-00-0
Takashima Takeshi0-1.0000-00-0
Baba Shigeru1-01.0000-00-0

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
20261-1.500
20241-3.250
20231-1.500
20222-2.500
20210-1.000
20191-1.500
20182-3.400
20172-1.667
20161-2.333
20150-1.000
20130-1.000
20051-1.500
20041-1.500
20032-1.667
Total15-20.429

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