Go Player Ratings

JAAbout ratings

Ota Seido

Ota Seido (太田清道) has a rating of 1469. Their highest rating so far is 1522 (December 5, 2012).

Retired. The rating shown is the rating at retirement.

Ota Seido9 dan太田清道Kansai Ki-in
Rating1469
Rank—
1-year change—
Peak rating1522
Last 1033-58
2021 record
3-2
Record since 1927
33-58
Win rate
.363

Rating at retirement (not included in the rating list)

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

Professional ratingsFind a player

Rating history — professional

22 gamesHigh 1522Low 1444

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
December 22, 2021Takatsu MasaakiKisei First Tournament Preliminary Round 1　Colors unknown↓16
April 15, 2021Torii YutaKisei First Tournament Preliminary Semifinal　Colors unknown↓7
February 24, 2021Hashimoto KanKisei First Tournament Preliminary Quarterfinal　Colors unknown↑17
February 3, 2021Sakakibara FumikoKisei First Tournament Preliminary Round 2　Colors unknown↑15
January 6, 2021Endo TakahiroKisei First Tournament Preliminary Round 1　Colors unknown↑17
December 5, 2019Nakao JungoKisei First Tournament Preliminary Round 2　Colors unknown↓11
December 13, 2018Takahashi MasumiKisei First Tournament Preliminary Round 2　Colors unknown↓6
December 7, 2017Endo TakahiroKisei First Tournament Preliminary Round 2　Colors unknown↓16
November 23, 2017Enda YoichiKisei First Tournament Preliminary Round 2　Colors unknown↓23
October 26, 2017Takagi JunpeiKisei First Tournament Preliminary Round 1　Colors unknown↑12
January 14, 2017Komatsu DaikiKisei First Tournament Preliminary Quarterfinal　Colors unknown↓14
December 9, 2016Kim PyonminKisei First Tournament Preliminary Round 2　Colors unknown↑18
December 7, 2016Endo TakahiroKisei First Tournament Round 2　as White↓18
December 1, 2016Sakai HideyukiOza Preliminary A　as Black↓4
August 3, 2016Sakai HideyukiMeijin Preliminary A　as White↓4
July 13, 2016Imamura ToshiyaTengen Preliminary A　as White↓4
June 8, 2016Deguchi MarikoTengen Preliminary B　as White↑16
May 25, 2016Yamazaki YoshihiroMeijin Preliminary A　as Black↑16
January 14, 2016Takashima YugoKisei First Tournament Preliminary Round 2　Colors unknown↓15
July 29, 2015Seto TaikiMeijin Preliminary　as White↓4

Head-to-head

Up to 10 opponents, most-played first. Records are from Ota Seido'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
Ishida Yoshio1-3.2500-21-1
Fujisawa Shuko0-3.0000-10-2
Kishimoto Kazuo1-2.3331-00-2
Honda Kunihisa0-3.0000-30-0
Endo Takahiro1-2.3330-00-1
Kobayashi Koichi0-3.0000-10-2
Kudo Norio0-2.0000-10-1
Sonoda Yuichi2-01.0000-02-0
Sakai Hideyuki0-2.0000-10-1
Rin Kaiho0-2.0000-10-1

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
20213-2.600
20190-1.000
20180-1.000
20171-3.250
20163-5.375
20150-2.000
20120-1.000
20050-1.000
20041-1.500
20031-1.500
20014-2.667
20000-2.000
19993-2.600
19960-1.000
19930-3.000
19920-3.000
19912-4.333
19902-2.500
19890-1.000
19880-1.000
19873-1.750
19861-1.500
19850-2.000
19841-1.500
19830-2.000
19820-1.000
19810-2.000
19801-2.333
19781-2.333
19771-1.500
19761-2.333
19734-2.667
Total33-58.363

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