Ota Ryo
Ota Ryo (太田亮) has a rating of 1551, ranked 231 of 452 in professional play. Their highest rating so far is 1551 (September 16, 2026).
Ota Ryo2 dan太田亮Kansai Ki-in
Rating1551
Rank231
1-year change↑37
Peak rating1551
Last 10LossWinLossLossLossLossWinLossWinWin15-23
- 2026 record
- 3-1
- Record since 1927
- 15-23
- 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
The “All” view starts at 2006; earlier years are used only to warm up the calculation and are not shown.
Recent games
| Date | Opponent and tournament | Result | Change |
|---|---|---|---|
| September 16, 2026 | Hirata ShuTengen Preliminary A Semifinal as Black | Win | ↑15 |
| August 26, 2026 | Tanaka KentaroTengen Preliminary A as White | Win | ↑23 |
| February 26, 2026 | Iwamaru TairaKisei First Tournament Preliminary Round 2 Colors unknown | Loss | ↓12 |
| January 7, 2026 | Sakakibara MasateruKisei First Tournament Preliminary Round 1 Colors unknown | Win | ↑11 |
| April 9, 2025 | Omote YutoGosei Preliminary B as White | Loss | ↓5 |
| December 18, 2024 | Son HideyoKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓18 |
| July 17, 2024 | Murakawa DaisukeGosei Preliminary A as White | Loss | ↓1 |
| February 22, 2024 | Tanaka NobuyukiKisei First Tournament Round 2 as Black | Loss | ↓9 |
| December 21, 2023 | Utsumi KokiKisei First Tournament Preliminary Round 1 Colors unknown | Win | ↑19 |
| March 15, 2023 | Nishi TakenobuKisei First Tournament Round 4 as White | Loss | ↓3 |
| March 2, 2023 | Enda YoichiKisei First Tournament Preliminary Quarterfinal Colors unknown | Win | ↑6 |
| January 26, 2023 | Yanagawa HiromasaKisei First Tournament Preliminary Round 2 Colors unknown | Win | ↑8 |
| December 15, 2022 | Kubota MasaruKisei First Tournament Preliminary Round 1 Colors unknown | Win | ↑12 |
| August 31, 2022 | Abe YoshikiTengen Preliminary A as White | Win | ↑25 |
| July 13, 2022 | Fujii ShuyaGosei Preliminary A as White | Loss | ↓5 |
| April 6, 2022 | Hoshikawa TakumiJudan Preliminary A as Black | Win | ↑19 |
| March 2, 2022 | Kurahashi MasayukiHoninbo Preliminary A as Black | Loss | ↓11 |
| December 22, 2021 | Omote YutoKisei First Tournament Round 1 as Black | Loss | ↓16 |
| September 15, 2021 | Yokota ShigeakiTengen Preliminary A as Black | Loss | ↓11 |
| January 21, 2021 | Suzuki ShinjiTengen as Black | Loss | ↓2 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Fujii Shuya | 0-3.000 | 0-0 | 0-3 |
| Omote Yuto | 0-2.000 | 0-1 | 0-1 |
| Kumamoto Shusei | 0-2.000 | 0-0 | 0-1 |
| Yokota Shigeaki | 0-2.000 | 0-1 | 0-1 |
| Tanaka Nobuyuki | 0-2.000 | 0-1 | 0-0 |
| Yang Dong | 0-1.000 | 0-0 | 0-1 |
| Enda Yoichi | 1-01.000 | 0-0 | 0-0 |
| Sonoda Yuichi | 1-01.000 | 1-0 | 0-0 |
| Abe Yoshiki | 1-01.000 | 0-0 | 1-0 |
| Tanaka Kentaro | 1-01.000 | 0-0 | 1-0 |
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.
| Year | Record | Win rate |
|---|---|---|
| 2026 | 3-1 | .750 |
| 2025 | 0-1 | .000 |
| 2024 | 0-3 | .000 |
| 2023 | 3-1 | .750 |
| 2022 | 3-2 | .600 |
| 2021 | 0-3 | .000 |
| 2020 | 2-1 | .667 |
| 2019 | 1-2 | .333 |
| 2018 | 0-1 | .000 |
| 2017 | 1-3 | .250 |
| 2016 | 0-2 | .000 |
| 2015 | 0-1 | .000 |
| 2014 | 2-1 | .667 |
| 2013 | 0-1 | .000 |
| Total | 15-23 | .395 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).