Ooba, Hiroya
Current rating: 1489
Record: 1-2
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 46 | Nakamura, Keisuke (1570) | Won 2-1 | +191519 |
| 2standard | 7 | Murakami, Keisuke (1698) | Lost 1-2 | -141505 |
| 3standard | 245 | Nakamura, Takatoshi (1636) | Lost 0-2 | -161489 |
| average opponent: 1635record: 1-2 | new rating: 1489 | |||