Ohira, Takashi
Current rating: 1489
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 537 | Kusakabe, Yu (1486) | Won 2-1 | +171527 |
| 2standard | 357 | Mukai, Shinichi (1400) | Lost 1-2 | -201507 |
| 3standard | 903 | Preechasiripan, Sonthi (1499) | Draw 1-1 | 01507 |
| 4standard | 805 | Nishimura, Takashi 6132 (1497) | Lost 0-2 | -181489 |
| top | average opponent: 1471record: 1-2-1 | new rating: 1489 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 627 | Kagawa, Hajime (1394) | Lost 0-2 | -191444 |
| 2sealed | 680 | Nakamura, Syuuhei (1482) | Won 2-0 | +191463 |
| 3sealed | 813 | Ogawa, Yusuke (1505) | Won 2-0 | +181481 |
| 4sealed | 517 | Ogawa, Masafumi (1651) | Won 2-0 | +211502 |
| 5sealed | 507 | Suzuike, Fumiyasu (1877) | Lost 1-2 | -111491 |
| 6sealed | 559 | Yanagihara, Tomoki (1467) | Won 2-1 | +181509 |
| 7sealed | 454 | Itotagawa, Godai (1539) | Won 2-0 | +181527 |
| 8sealed | 154 | Yamashiro, Mitsuru (1557) | Lost 0-2 | -171510 |
| top | average opponent: 1559record: 5-3 | new rating: 1510 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 97 | Kimura, Yu7770 (1500) | Lost 0-2 | -181482 |
| 2sealed | 469 | Inoue, Kiyohisa (1432) | Lost 1-2 | -191463 |
| 3sealed | 546 | Matsuida, Naoki (1465) | Won 2-0 | +181481 |
| 4sealed | 406 | Sato, Hikaru (1485) | Lost 1-2 | -181463 |
| top | average opponent: 1471record: 1-3 | new rating: 1463 | ||