Go Player Ratings

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Miyazawa Goro

Miyazawa Goro (宮沢吾朗) has a rating of 1651, ranked 165 of 452 in professional play. Their highest rating so far is 1741 (January 24, 2011).

Miyazawa Goro9 dan宮沢吾朗Nihon Ki-in Tokyo
Rating1651
Rank165
1-year change↑71
Peak rating1741
Last 10355-376
2026 record
10-7
Record since 1927
355-376
Win rate
.486

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

Professional ratingsFind a player

Rating history — professional

20 gamesHigh 1657Low 1577
51 gamesHigh 1657Low 1536
87 gamesHigh 1684Low 1536
324 gamesHigh 1741Low 1512

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 20, 2026Fujii KokiOza　Colors unknown↓6
July 30, 2026Kazama JunOza　Colors unknown↑20
July 16, 2026Tsuruyama AtsushiTengen　Colors unknown↓9
July 9, 2026Hagiya KazuhiroOza　Colors unknown↑3
June 4, 2026Omori YasushiTengen　Colors unknown↑11
May 21, 2026Moro ArisaOza　Colors unknown↑13
May 14, 2026Yoda NorimotoMeijin　Colors unknown↓9
May 7, 2026Terayama ReiKisei First Tournament Preliminary Final　Colors unknown↓6
April 30, 2026Shibano RyunosukeTengen　Colors unknown↑8
April 16, 2026Toyoda HirohitoHoninbo　Colors unknown↓15
April 9, 2026Xiao YuyangKisei First Tournament Preliminary Semifinal　Colors unknown↑28
March 19, 2026Oomote TakutoKisei First Tournament Preliminary Quarterfinal　Colors unknown↑24
March 5, 2026Komatsu HidekiJudan Preliminary C　as White↓9
February 26, 2026Izawa AkinoGosei　Colors unknown↓27
February 19, 2026Tanimiya AyakoKisei First Tournament Preliminary Round 2　Colors unknown↑1
February 12, 2026Onda YasuhikoMeijin　Colors unknown↑6
January 22, 2026Kenmochi JoKisei First Tournament Preliminary Round 1　Colors unknown↑6
December 25, 2025Inaba TakahiroMeijin　Colors unknown↑18
November 20, 2025Kibe NatsukiMeijin　Colors unknown↑18
October 16, 2025Onishi RyuheiOza Preliminary B　as Black↓3

Head-to-head

Up to 10 opponents, most-played first. Records are from Miyazawa Goro'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 Yoshio5-10.3334-51-4
O Rissei4-10.2861-73-3
Kobayashi Koichi3-11.2142-20-7
Yoda Norimoto1-10.0911-60-3
Otake Hideo1-10.0910-50-1
Kataoka Satoshi5-6.4554-30-2
Cho Chikun2-8.2002-50-3
Kudo Norio4-5.4440-23-2
Kato Masao3-6.3332-31-3
Cho Sonjin1-8.1111-30-2
Awaji Shuzo2-6.2500-31-2
Sakata Eio0-7.0000-20-5
Imamura Toshiya5-2.7141-14-1
Mimura Tomoyasu2-5.2861-11-1
Kobayashi Satoru3-4.4292-10-2
Rin Kaiho4-3.5711-12-2
O Meien2-5.2862-40-0
Ishida Akira1-6.1431-20-3
Ryu Shikun0-7.0000-00-6
Yamashiro Hiroshi1-5.1671-10-3
Takanashi Seiken2-4.3330-01-1
Kanda Ei4-2.6670-01-2
Cho U0-6.0000-10-4
Yuki Satoshi1-5.1671-30-2
Fukui Susumu4-1.8000-01-0
Fujisawa Shuko3-2.6002-11-1
Takemiya Masaki0-5.0000-50-0
Ogata Masaki3-2.6000-13-1
Hane Yasumasa3-2.6003-10-1
Chinen Kaori3-2.6000-00-1
Fukui Masaaki4-1.8000-11-0
Cho Riyu2-3.4000-00-0
Takagi Shoichi1-4.2000-10-0
Sakai Takeshi1-4.2000-10-2

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
202610-7.588
20258-9.471
20245-10.333
20239-10.474
20227-11.389
20216-8.429
202012-7.632
201916-8.667
20185-12.294
201713-13.500
20166-11.353
201510-10.500
20144-6.400
20137-7.500
201211-9.550
20116-9.400
20105-4.556
20093-9.250
20083-2.600
20073-2.600
20065-7.417
200512-14.462
200413-16.448
200313-12.520
200216-10.615
20016-7.462
20002-4.333
19992-1.667
19982-5.286
19973-4.429
19962-4.333
19953-5.375
19945-6.455
19935-13.278
19927-11.389
199110-8.556
19909-7.563
19893-3.500
19882-5.286
19873-4.429
19868-7.533
198514-4.778
19844-3.571
19836-5.545
19823-4.429
19818-9.471
19809-3.750
19791-3.250
19783-7.300
19775-5.500
19769-6.600
19754-01.000
19745-5.500
19731-2.333
19720-1.000
19690-1.000
19683-1.750
Total355-376.486

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