Ono Koji
Ono Koji (小野幸治) has a rating of 1377. Their highest rating so far is 1498 (December 17, 2015).
Ono Koji4 dan小野幸治Kansai Ki-in
Rating1377
Rank—
1-year change—
Peak rating1498
Last 10LossLossWinLossWinLossLossLossLossLoss7-20
- 2025 record
- 0-2
- Record since 1927
- 7-20
- Win rate
- .259
No games in the last year
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 |
|---|---|---|---|
| May 14, 2025 | Okawa TakuyaJudan Preliminary A as White | Loss | ↓5 |
| February 3, 2025 | Komatsu DaikiKisei First Tournament Round 1 as White | Loss | ↓7 |
| September 4, 2024 | Sada AtsushiTengen Preliminary A as Black | Loss | ↓1 |
| January 10, 2024 | Kubota MasaruKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓16 |
| February 2, 2023 | Ishii KunioKisei First Tournament Preliminary Round 2 Colors unknown | Loss | ↓9 |
| November 30, 2022 | Oyama KunioKisei First Tournament Preliminary Round 1 Colors unknown | Win | ↑22 |
| February 2, 2022 | Ha YoungilKisei First Tournament Preliminary Round 2 Colors unknown | Loss | ↓5 |
| January 12, 2022 | Ieda RyujiKisei First Tournament Preliminary Round 1 Colors unknown | Win | ↑14 |
| August 23, 2021 | Sakakibara FumikoKansai Ki-in First Place Tournament Preliminary as Black | Loss | ↓15 |
| January 6, 2021 | Konno TametoKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓11 |
| November 27, 2019 | Shintani YosukeKisei First Tournament Preliminary Round 2 Colors unknown | Loss | ↓11 |
| November 29, 2018 | Komatsu DaikiKisei First Tournament Preliminary Round 2 Colors unknown | Loss | ↓8 |
| November 23, 2017 | Taguchi MiseiKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓14 |
| November 2, 2017 | Ohashi NaruyaKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓7 |
| December 9, 2016 | Morino SetsuoKisei First Tournament Preliminary Round 2 Colors unknown | Loss | ↓15 |
| November 23, 2016 | Taguchi MiseiKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓15 |
| January 7, 2016 | Ida JunyaKisei First Tournament Preliminary Round 2 Colors unknown | Loss | ↓17 |
| December 17, 2015 | Takashima TakeshiKisei First Tournament Preliminary Round 1 Colors unknown | Win | ↑17 |
| December 11, 2013 | Sonoda YuichiKansai Ki-in First Place Tournament Round 1 as White | Loss | ↓8 |
| January 17, 2008 | Tajima ShingoShinjin-O Round 1 as White | Loss | ↓18 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Taguchi Misei | 0-2.000 | 0-0 | 0-0 |
| Komatsu Daiki | 0-2.000 | 0-0 | 0-1 |
| Oyama Kunio | 1-01.000 | 0-0 | 0-0 |
| Konno Tameto | 0-1.000 | 0-0 | 0-0 |
| Hotta Seiji | 1-01.000 | 0-0 | 0-0 |
| Shintani Yosuke | 0-1.000 | 0-0 | 0-0 |
| Ohashi Naruya | 0-1.000 | 0-0 | 0-0 |
| Okawa Takuya | 0-1.000 | 0-0 | 0-1 |
| Tajima Shingo | 0-1.000 | 0-0 | 0-1 |
| Sonoda Yuichi | 0-1.000 | 0-0 | 0-1 |
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.
| Year | Record | Win rate |
|---|---|---|
| 2025 | 0-2 | .000 |
| 2024 | 0-2 | .000 |
| 2023 | 0-1 | .000 |
| 2022 | 2-1 | .667 |
| 2021 | 0-2 | .000 |
| 2019 | 0-1 | .000 |
| 2018 | 0-1 | .000 |
| 2017 | 0-2 | .000 |
| 2016 | 0-3 | .000 |
| 2015 | 1-0 | 1.000 |
| 2013 | 0-1 | .000 |
| 2008 | 0-1 | .000 |
| 2005 | 3-1 | .750 |
| 2004 | 0-1 | .000 |
| 2003 | 1-1 | .500 |
| Total | 7-20 | .259 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).