Oohashi, Kazuhiro
Current rating: 1478
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 758 | Morita, Yo (1685) | Lost 0-2 | -151488 |
| 2standard | 652 | Matsui, Atsuko (1482) | Won 2-1 | +181506 |
| 3standard | 882 | Yamamoto, Akimasa (1837) | Lost 0-2 | -121494 |
| 4standard | 1101 | Li, Chi (1608) | Lost 1-2 | -161478 |
| top | average opponent: 1653record: 1-3 | new rating: 1478 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1527 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 938 | Fukuda, Takaya (1429) | Won 2-0 | +161543 |
| 2modern | 854 | Nishitani, Yu (1516) | Lost 1-2 | -181525 |
| 3modern | 953 | Shirakawa, Yuuta (1499) | Won 2-0 | +171542 |
| 4modern | 1035 | Higuchi, Yuma (1518) | Lost 0-2 | -181524 |
| 5modern | 996 | Satou, Kenji (1550) | Won 2-1 | +181542 |
| 6modern | 996 | Chang, Cheng Yu (1517) | Lost 0-2 | -181524 |
| 7modern | 962 | Tateno, Tomoaki (1352) | Lost 0-2 | -211503 |
| top | average opponent: 1483record: 3-4 | new rating: 1503 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 588 | Watanabe, Ryuji (1545) | Won 2-0 | +191519 |
| 2sealed | 704 | Hashizume, Nobuyuki (1549) | Won 2-0 | +181537 |
| 3sealed | 636 | Chye, Yian Hsiang (1743) | Won 2-0 | +221559 |
| 4sealed | 568 | Shiroza, Shinichiro (1632) | Won 2-1 | +191578 |
| 5sealed | 523 | Wee, Pang Ming (1678) | Lost 1-2 | -161562 |
| 6sealed | 556 | Kawaguchi, Kenji (1559) | Lost 0-2 | -181544 |
| 7sealed | 629 | Morita, Takanori (1586) | Lost 0-2 | -171527 |
| top | average opponent: 1613record: 4-3 | new rating: 1527 | ||