Oohira, Tsugunobu
Current rating: 1468
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 236 | Tanaka, Rizumu (1559) | Lost 0-2 | -161448 |
| 2sealed | 277 | Okada, Fumia (1544) | Won 2-0 | +191467 |
| 3sealed | 344 | Ootani, Yousuke (1533) | Won 2-1 | +201487 |
| 4sealed | 107 | Ahia, Alex (1481) | Lost 0-2 | -191468 |
| top | average opponent: 1529record: 2-2 | new rating: 1468 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 124 | Ito, Yuuko (1323) | Won 2-1 | +151516 |
| 2sealed | 190 | Furukawa, Kazuya (1527) | Lost 0-2 | -181498 |
| 3sealed | 411 | Kinoshita, Akira (1498) | Lost 1-2 | -181480 |
| 4sealed | 374 | Takasaki, Yuichi (1593) | Lost 1-2 | -161464 |
| top | average opponent: 1485record: 1-3 | new rating: 1464 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 437 | Nakagami, Hikaru (1500) | Won 2-0 | +181518 |
| 2standard | 326 | Omi, Tatsuya (1518) | Lost 0-2 | -181500 |
| 3standard | 498 | Katou, Yoshitaka (1516) | Won 2-0 | +181518 |
| 4standard | 408 | Ueda, Takushi (1480) | Lost 0-2 | -181500 |
| 5standard | 547 | Sakimura, Akihiko (1579) | Lost 1-2 | -171483 |
| 6standard | 561 | Kobayashi, Masanori (1543) | Won 2-0 | +191502 |
| 7standard | 466 | Matsushita, Junnya (1487) | Lost 1-2 | -181484 |
| 8standard | 419 | Kodama, Kentaro (1430) | Won 2-0 | +171501 |
| top | average opponent: 1506record: 4-4 | new rating: 1501 | ||