Oota, Masafumi
Current rating: 1450
Record: 2-5
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 180 | Kobayashi, Kazuto (1500) | Lost 0-2 | -181479 |
| 2sealed | 420 | Imai, Kimio (1526) | Lost 1-2 | -171462 |
| 3sealed | 446 | Ozawa, Takeshi (1794) | Lost 0-2 | -121450 |
| average opponent: 1607record: 0-3 | new rating: 1450 | |||
| Grand Prix Kobe 2011 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 242 | Takeshita, Yoshiyasu (1408) | Won 2-1 | +161516 |
| 2extended | 16 | Nozaki, Manabu (1517) | Won 2-1 | +181534 |
| 3extended | 63 | Takahashi, Teo (1456) | Lost 0-2 | -191515 |
| 4extended | 108 | Kamiya, Shougo (1516) | Lost 0-2 | -181497 |
| average opponent: 1474record: 2-2 | new rating: 1497 | |||