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Yo Kagen

Yo Kagen (楊嘉源) has a rating of 1592. Their highest rating so far is 1794 (May 31, 2007).

Yo Kagen9 dan楊嘉源Nihon Ki-in Tokyo
Rating1592
Rank—
1-year change—
Peak rating1794
Last 10291-274
2023 record
5-6
Record since 1927
291-274
Win rate
.515

No games in the last year

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

Professional ratingsFind a player

Rating history — professional

31 gamesHigh 1741Low 1592
296 gamesHigh 1794Low 1579

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 27, 2023Kazama JunTengen　Colors unknown↓11
July 17, 2023Takeshita RyoyaHoninbo　Colors unknown↓15
June 5, 2023Tanaka YukiGosei　Colors unknown↓14
May 25, 2023Hiramoto YaseiOza　Colors unknown↓29
May 22, 2023Takeshita RyoyaMeijin　Colors unknown↓17
May 18, 2023Tsuneishi TakashiJudan　Colors unknown↓9
April 27, 2023Takeshita RyoyaGosei　Colors unknown↑14
April 13, 2023Tahara YasufumiJudan　Colors unknown↑4
March 23, 2023Yanagihara SakiGosei Preliminary C　as Black↑9
March 16, 2023Kojima TakahoMeijin　Colors unknown↑5
February 13, 2023Cho KoharuMeijin　Colors unknown↑7
December 15, 2022Nyu EikoTengen　Colors unknown↓14
December 5, 2022Han ZenkiKisei First Tournament Preliminary Round 1　Colors unknown↓8
September 26, 2022Takanashi SeikenRyusei　Colors unknown↓20
September 19, 2022Oki KeijiRyusei　Colors unknown↑6
September 19, 2022Kobayashi KenjiRyusei　Colors unknown↑3
August 11, 2022Cho RiyuOza　Colors unknown↓8
August 8, 2022Ogaki YusakuSGW Cup Chuyo Preliminary Final　as White↓11
August 8, 2022Kanno MasashiSGW Cup Chuyo Preliminary Round 2　as Black↑3
August 8, 2022Yamamori TadanaoSGW Cup Chuyo Preliminary Round 1　as White↑15

Head-to-head

Up to 10 opponents, most-played first. Records are from Yo Kagen'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
Kataoka Satoshi5-8.3853-42-2
Ryu Shikun2-10.1670-32-7
Cho Sonjin0-10.0000-40-2
Mimura Tomoyasu2-7.2222-10-3
Kato Masao1-7.1250-21-5
Takemiya Masaki4-4.5002-10-3
Kobayashi Satoru0-8.0000-10-6
O Rissei3-4.4291-32-1
Rin Kaiho1-6.1430-11-3
Aoki Shinichi5-1.8331-12-0
Morita Michihiro5-1.8330-04-1
Rin Kanketsu1-5.1670-10-0
Komatsu Hideki5-1.8332-01-1
Yuki Satoshi3-3.5002-11-2
Rin Shien1-4.2000-00-0
Hashimoto Yujiro2-3.4001-10-1
Akiyama Jiro2-3.4000-01-0
Kenmochi Jo4-1.8001-00-0
Hoshino Masaki2-3.4000-10-2
Awaji Shuzo3-2.6001-01-0
Ogaki Yusaku1-4.2001-00-1
Mizokami Tomochika2-3.4000-00-2
Otake Hideo4-1.8001-12-0
Kato Atsushi1-4.2000-00-0

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
20235-6.455
20227-10.412
202114-10.583
202012-6.667
201911-11.500
201816-11.593
201720-13.606
201612-13.480
201512-7.632
20148-6.571
201312-6.667
20129-6.600
20118-9.471
20100-2.000
20094-3.571
20080-5.000
20073-3.500
200613-7.650
200515-11.577
200410-11.476
200316-11.593
200211-11.500
20011-6.143
20003-5.375
19994-2.667
19987-5.583
19979-19.321
199611-11.500
19959-10.474
199414-9.609
19931-2.333
19922-11.154
19918-6.571
19903-3.500
19890-2.000
19880-2.000
19871-3.250
Total291-274.515

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