Go Player Ratings

JAAbout ratings

Yata Naoki

Yata Naoki (矢田直己) has a rating of 1621, ranked 186 of 452 in professional play. Their highest rating so far is 1655 (October 22, 2025).

Yata Naoki9 dan矢田直己Kansai Ki-in
Rating1621
Rank186
1-year change↓12
Peak rating1655
Last 1058-89
2026 record
1-3
Record since 1927
58-89
Win rate
.395

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

Professional ratingsFind a player

Rating history — professional

7 gamesHigh 1655Low 1619
23 gamesHigh 1655Low 1581
41 gamesHigh 1655Low 1530
105 gamesHigh 1655Low 1491

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 1, 2026Imabun TaroJudan Preliminary A Final　as Black↓8
June 3, 2026Kawabata AtsushiJudan Preliminary A　as White↑10
February 16, 2026Kitano RyoKisei First Tournament Preliminary Round 2　Colors unknown↓18
January 14, 2026Nishi TakenobuKansai Ki-in First Place Tournament Round 1　as Black↓8
December 10, 2025Ha YoungilTengen Preliminary A Final　as Black↓10
October 22, 2025Nishimura JinTengen Preliminary A　as White↑15
September 29, 2025Ono TakumaKansai Ki-in First Place Tournament Preliminary　as Black↑7
September 8, 2025Sato YoheiKansai Ki-in First Place Tournament Preliminary　as White↑11
July 2, 2025Tanaka KoyuJudan Preliminary A　as White↓5
May 8, 2025Muramoto WataruKisei First Tournament Round 5　as Black↓7
April 24, 2025Tsuruta KazushiKisei First Tournament Preliminary Semifinal　Colors unknown↑29
April 16, 2025Utsumi KokiMeijin Preliminary C　as White↓16
March 24, 2025Mito ShuheiKisei First Tournament Preliminary Quarterfinal　Colors unknown↑26
February 12, 2025Hoshikawa ManabuKisei First Tournament Round 2　as White↑10
January 9, 2025Tanemura SayuriKisei First Tournament Preliminary Round 1　Colors unknown↑4
November 20, 2024Hatanaka HoshinobuTengen Preliminary A　as White↓16
October 30, 2024Hara MasakazuGosei Preliminary A　as White↓11
March 14, 2024Omori RanKisei First Tournament Preliminary Quarterfinal　Colors unknown↓26
February 14, 2024Takatsu MasaakiKisei First Tournament Round 2　as Black↑12
December 20, 2023Konno TametoKisei First Tournament Preliminary Round 1　Colors unknown↑12

Head-to-head

Up to 10 opponents, most-played first. Records are from Yata Naoki'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
Yuki Satoshi0-5.0000-30-2
Nakano Yasuhiro1-2.3330-11-1
Hara Masakazu1-2.3331-10-1
Yukawa Mitsuhisa1-2.3330-11-0
Watanabe Koki0-3.0000-10-1
Ogaki Yusaku1-2.3330-11-1
Hane Naoki0-2.0000-00-1
Ogata Masaki0-2.0000-10-0
Sonoda Yuichi2-01.0001-01-0
Mimura Tomoyasu0-2.0000-10-1

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
20261-3.250
20257-4.636
20241-3.250
20235-5.500
20227-4.636
20211-4.200
20200-3.000
20194-4.500
20182-4.333
20175-7.417
20164-2.667
20150-2.000
20141-01.000
20130-1.000
20120-1.000
20111-2.333
20101-3.250
20090-2.000
20071-01.000
20063-7.300
20053-2.600
20040-2.000
20031-1.500
20021-2.333
20000-1.000
19991-2.333
19980-3.000
19971-5.167
19961-1.500
19951-1.500
19940-4.000
19934-2.667
19920-1.000
19901-01.000
19890-1.000
Total58-89.395

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