Go Player Ratings

JAAbout ratings

Izawa Akino

Izawa Akino (井澤秋乃) has a rating of 1406, ranked 343 of 452 in professional play. Their highest rating so far is 1537 (September 8, 2012).

Izawa Akino5 dan井澤秋乃Nihon Ki-in Tokyo
Rating1406
Rank343
1-year change↑46
Peak rating1537
Last 1092-181
2026 record
5-9
Record since 1927
92-181
Win rate
.337

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

Professional ratingsFind a player

Rating history — professional

13 gamesHigh 1428Low 1341
41 gamesHigh 1428Low 1270
65 gamesHigh 1428Low 1270
211 gamesHigh 1537Low 1270

The “All” view starts at 2006; earlier years are used only to warm up the calculation and are not shown.

Rating history in the women's tournaments pool (for reference)

6 gamesHigh 1552Low 1521
37 gamesHigh 1632Low 1521
56 gamesHigh 1632Low 1495
169 gamesHigh 1640Low 1495

The “All” view starts at 2006; earlier years are used only to warm up the calculation and are not shown.

Ratings in other pools

Ratings for general play and for women's tournaments are calculated independently and do not affect each other.

  • Women's tournaments: 1521 (#43)

Recent games

Up to 20 games, newest first. “Change” is the rating movement.
DateOpponent and tournamentResultChange
August 24, 2026Yokota HinanoWomen's Kisei　Colors unknown↓11
July 30, 2026Takei TakashiSGW Cup Chuyo Preliminary Round 1　Colors unknown↓8
July 23, 2026Seki RyosukeTengen　Colors unknown↓6
June 18, 2026Yanai KazumaOza　Colors unknown↓8
June 11, 2026Ishigure IkuroTengen　Colors unknown↑25
May 21, 2026Kanno MasashiOza　Colors unknown↑12
May 11, 2026Kobayashi ChizuTengen　Colors unknown↑10
April 6, 2026Miyatani FugaGosei　Colors unknown↓7
March 26, 2026Kono MitsukiHoninbo　Colors unknown↓5
March 23, 2026Moro ArisaTengen Preliminary C　as Black↑25
February 26, 2026Miyazawa GoroGosei　Colors unknown↑27
February 9, 2026Moro ArisaJudan Preliminary C　as Black↓7
January 22, 2026Okuda AyaKisei First Tournament Round 1　as White↓6
January 8, 2026Yoshihara YukariSenko Cup Women's Strongest Player Preliminary　as White↓11
December 4, 2025Nakayama KaoruSenko Cup Women's Strongest Player Preliminary Round 1　Colors unknown↑3
November 27, 2025Kurotaki MasanoriMeijin　Colors unknown↓7
November 20, 2025Koyama TerumiTeikei Cup Women's Legend Round 2　as Black↓12
October 30, 2025Kobayashi ChizuTeikei Cup Women's Legend Round 1　as White↑7
October 9, 2025Kato KeikoWomen's Honinbo Preliminary Round 1　Colors unknown↓14
August 18, 2025Obuchi KotaroSGW Cup Chuyo Preliminary Round 2　as White↓3

Head-to-head

Up to 10 opponents, most-played first. Records are from Izawa Akino'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
Kato Tomoko4-8.3331-30-2
Tanemura Sayuri8-2.8002-00-0
Mimura Kaori8-1.8892-11-0
Yashiro Kumiko4-5.4441-11-4
Tsukuda Akiko4-4.5000-31-0
Kato Keiko2-6.2500-20-0
Koda Akiko4-4.5000-00-0
Osawa Narumi1-6.1430-20-2
Mito Yukari7-01.0000-01-0
Kobayashi Izumi3-4.4290-11-1
Aoki Kikuyo1-5.1670-41-0
Chinen Kaori0-6.0000-00-3
Koyama Terumi3-3.5001-20-1
Suzuki Ayumi1-5.1670-11-0
Okuda Aya2-4.3330-11-1
Yoshihara Yukari2-3.4000-00-1
Aoba Kaori4-1.8001-00-1
Sugiuchi Kazuko4-1.8000-01-0
Umezawa Yukari1-4.2000-01-3
Moro Arisa2-3.4001-20-1
Sakakibara Fumiko3-2.6002-10-1
Kobayashi Chizu4-1.8000-01-0

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
20265-9.357
202512-17.414
20247-18.280
20238-14.364
20226-17.261
202110-15.400
20206-11.353
20196-16.273
201810-19.345
201716-15.516
20165-15.250
20156-7.462
20140-5.000
20133-9.250
201213-12.520
20117-7.500
20101-5.167
20093-4.429
20082-4.333
20078-5.615
200611-11.500
20057-14.333
200420-18.526
200318-15.545
200213-12.520
20011-4.200
20000-2.000
19980-2.000
Total92-181.337

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