Tomioka, Keita
Current rating: 1467
Record: 8-10
| Grand Prix Kobe 2014 (modern) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 223 | Nozaki, Issei (1500) | Lost 0-2 | -171467 |
| top | record: 0-1 | new rating: 1467 | ||
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 238 | Yuba, Hirofumi (1499) | Lost 0-0 | -181485 |
| 2sealed | 220 | Kajitani, Takayuki (1482) | Lost 1-2 | -181467 |
| 3sealed | 235 | Kozakai, Yukio (1421) | Won 2-1 | +171484 |
| 4sealed | 219 | morinada, shohei (1484) | Won 2-1 | +181502 |
| 5sealed | 142 | Minagi, Akihito (1502) | Lost 0-2 | -181484 |
| top | average opponent: 1478record: 2-3 | new rating: 1484 | ||
| Grand Prix Okayama 2004 (extended) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 29 | Tsujimoto, Hideki (1618) | Lost 0-2 | -161485 |
| 2extended | 149 | Takagaki, Naomasa (1479) | Won 2-1 | +181503 |
| 3extended | 88 | Okamoto, Kazuma (1500) | Lost 1-2 | -181485 |
| 4extended | 160 | Tamura, Kazuhiro (1465) | Won 2-1 | +181503 |
| 5extended | 121 | Katou, Masanari (1520) | Won 2-0 | +181521 |
| 6extended | 76 | Yamakawa, Hiroyuki (1524) | Lost 0-2 | -181503 |
| top | average opponent: 1517record: 3-3 | new rating: 1503 | ||
| Grand Prix Fukuoka 2002 (TOR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 14 | Ando, Nobuhiro (1485) | Lost 1-2 | -181482 |
| 3sealed | 119 | Kaneishi, Yoshiyuki (1447) | Won 2-0 | +171499 |
| 4sealed | 115 | Matsushita, Ryuuichirou (1521) | Won 2-1 | +181517 |
| 5sealed | 82 | Naito, Takayoshi (1536) | Lost 0-2 | -171500 |
| 6sealed | 113 | Okajima, Keisuke (1533) | Won 2-1 | +181518 |
| 7sealed | 79 | Kurokawa, Naoya (1570) | Lost 1-2 | -171501 |
| top | average opponent: 1515record: 3-3 | new rating: 1501 | ||