Go Player Ratings

JAAbout ratings

Ito Yoji

Ito Yoji (伊藤庸二) has a rating of 1469. Their highest rating so far is 1580 (March 6, 2006).

Retired. The rating shown is the rating at retirement.

Ito Yoji伊藤庸二Nihon Ki-in Chubu
Rating1469
Rank—
1-year change—
Peak rating1580
Last 10171-207
2024 record
0-3
Record since 1927
171-207
Win rate
.452

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

4 gamesHigh 1514Low 1469
42 gamesHigh 1567Low 1469
222 gamesHigh 1580Low 1427

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
January 25, 2024Sakuramoto AyakoJudan　Colors unknown↓22
January 15, 2024Hikosaka NaotoMeijin　Colors unknown↓4
January 8, 2024Sasaka ShiroKisei First Tournament Preliminary Round 1　Colors unknown↓18
December 18, 2023Hotta SeijiMeijin　Colors unknown↑4
August 7, 2023Kawada KoheiOza　Colors unknown↓19
July 31, 2023Takahashi MasumiTengen　Colors unknown↓16
July 24, 2023Yamashiro HiroshiHoninbo　Colors unknown↓5
July 17, 2023Hoda ShotaOkan　Colors unknown↓16
July 10, 2023Akedo KazumiOza　Colors unknown↑3
June 29, 2023Nakahama KonosukeTengen　Colors unknown↑14
June 12, 2023Okumura YasushiHoninbo　Colors unknown↑8
May 29, 2023Aoba KaoriOkan　Colors unknown↑6
May 18, 2023O KeiiOza　Colors unknown↑16
May 8, 2023Shigeno YukiTengen　Colors unknown↑3
April 27, 2023Nakano HironariJudan　Colors unknown↓6
April 20, 2023Nakao JungoMeijin　Colors unknown↓11
April 6, 2023Nakahama KonosukeGosei　Colors unknown↓19
March 16, 2023Inagaki YoGosei　Colors unknown↑5
February 23, 2023Kamiji HirokiMeijin　Colors unknown↑3
February 13, 2023Takahashi MasumiJudan　Colors unknown↑19

Head-to-head

Up to 10 opponents, most-played first. Records are from Ito Yoji'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
Hiroe Hiroyuki4-7.3641-01-0
Miyagawa Fumihiko6-4.6000-01-0
Bian Wenkai3-6.3330-00-0
Inagaki Yo6-2.7500-00-0
Kato Yuki2-6.2500-00-0
Ogata Masaki1-6.1430-30-1
Takeda Yoshinori5-2.7140-00-0
Kim Hyunjong6-1.8570-00-0
Yoshioka Kaoru5-2.7140-00-0
Ishida Atsushi1-5.1670-00-0
Ito Kenryo4-2.6670-00-0
Shinoda Mitsuaki4-2.6670-00-0
Yamashiro Hiroshi2-4.3331-00-1
Imamura Yoshiaki1-5.1670-01-1
Takahashi Masumi2-4.3330-00-0
Matsuoka Hideki2-4.3330-00-0
Nakao Jungo2-4.3330-01-0
Hikosaka Naoto0-6.0000-10-2
Yamamori Tadanao3-3.5000-00-0
Nakano Hironari2-3.4000-00-0
O Keii4-1.8000-00-0
Baba Shigeru3-2.6001-00-0
Hane Yasumasa0-5.0000-30-1
Yanaka Katsunori2-3.4000-00-0
Yamada Kimio0-5.0000-10-3
Otake Yu0-5.0000-00-0
Saijo Masataka4-1.8000-03-0
Kawada Kohei0-5.0000-00-0

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
20240-3.000
202312-7.632
20228-8.500
20217-9.438
20205-5.500
20195-10.333
201812-12.500
201715-13.536
20168-12.400
20158-6.571
20140-6.000
20134-4.500
20128-8.500
20115-7.417
20100-2.000
20093-01.000
20070-1.000
20064-6.400
20057-11.389
20048-8.500
200310-10.500
200210-7.588
19992-1.667
19950-1.000
19944-2.667
19920-3.000
19912-1.667
19902-4.333
19890-2.000
19883-6.333
19872-2.500
19861-5.167
19852-5.286
19841-4.200
19832-3.400
19823-3.500
19812-3.400
19801-2.333
19791-1.500
19772-2.500
19762-2.500
Total171-207.452

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