Otani Motohiro
Otani Motohiro (大谷素弘) has a rating of 1419.
Retired. The rating shown is the rating at retirement.
Otani Motohiro大谷素弘Nihon Ki-in
Rating1419
Rank—
1-year change—
Peak rating—
Last 10WinLossLossWinLossLossLossWinLossLoss3-9
- 1983 record
- 1-2
- Record since 1927
- 3-9
- Win rate
- .250
Rating at retirement (not included in the rating list)
The rating is calculated from published game results. It does not include any adjustment for playing Black.
Professional ratingsFind a player
Recent games
| Date | Opponent and tournament | Result | Change |
|---|---|---|---|
| June 15, 1983 | Shinkai HirokoJudan 1st Preliminary as Black | Loss | ↓15 |
| March 16, 1983 | Yamamoto MasatoOza 1st Preliminary as White | Loss | ↓17 |
| February 23, 1983 | Yoshida HarumiOza 1st Preliminary as White | Win | ↑19 |
| December 8, 1982 | Gaku YuzuruKisei 4 dan Section as White | Loss | ↓15 |
| November 17, 1982 | Komatsu HidekoMeijin 1st Preliminary as White | Loss | ↓14 |
| August 4, 1982 | Fujisawa KazunariTengen 1st Preliminary as White | Loss | ↓16 |
| April 28, 1982 | Kono YukioOza 1st Preliminary as White | Win | ↑17 |
| February 3, 1982 | Ishikura NoboruHoninbo 1st Preliminary as White | Loss | ↓16 |
| November 7, 1974 | Sakakibara ShojiJudan 2nd Preliminary as Black | Loss | ↓8 |
| August 28, 1974 | Ando TakeoJudan 2nd Preliminary as Black | Win | ↑15 |
| June 27, 1963 | Oeda YusukePro Best Ten 2nd Preliminary as Black | Loss | ↓15 |
| December 14, 1960 | Watanabe HideoHoninbo 1st Preliminary as Black | Loss | ↓15 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Ando Takeo | 1-01.000 | 1-0 | 0-0 |
| Yamamoto Masato | 0-1.000 | 0-0 | 0-1 |
| Watanabe Hideo | 0-1.000 | 0-1 | 0-0 |
| Ishikura Noboru | 0-1.000 | 0-0 | 0-1 |
| Sakakibara Shoji | 0-1.000 | 0-1 | 0-0 |
| Shinkai Hiroko | 0-1.000 | 0-1 | 0-0 |
| Oeda Yusuke | 0-1.000 | 0-1 | 0-0 |
| Komatsu Hideko | 0-1.000 | 0-0 | 0-1 |
| Fujisawa Kazunari | 0-1.000 | 0-0 | 0-1 |
| Kono Yukio | 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 |
|---|---|---|
| 1983 | 1-2 | .333 |
| 1982 | 1-4 | .200 |
| 1974 | 1-1 | .500 |
| 1963 | 0-1 | .000 |
| 1960 | 0-1 | .000 |
| Total | 3-9 | .250 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).