Oomiya, Akira
Current rating: 1504
Record: 18-21-1
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 61 | Umemoto, Kazuyoshi (1554) | Won 2-1 | +191508 |
| 5standard | 27 | Katou, Ichirou (1591) | Lost 1-2 | -161492 |
| 6standard | 97 | Ikawa, Yoshihiko (1569) | Won 2-0 | +191511 |
| 7standard | 29 | Tanaka, Yu (1543) | Won 2-0 | +191530 |
| 8standard | 30 | Takesue, Chikara (1543) | Won 2-0 | +181548 |
| 9standard | 19 | Takao, Akinao (1620) | Won 2-1 | +191567 |
| 10standard | 27 | Mitsuya, Kazuhiko (1894) | Lost 1-2 | -121555 |
| 11standard | 42 | Koike, Takayuki (1595) | Won 2-1 | +191574 |
| 12standard | 32 | Hishida, Akinori (1633) | Lost 1-2 | -171557 |
| 13standard | 30 | Yotsumoto, Yuki (1598) | Lost 0-2 | -181539 |
| 14standard | 56 | Baba, Yasunori (1665) | Lost 1-2 | -151524 |
| 15standard | 44 | Se, Atsuo (1417) | Lost 1-2 | -201504 |
| top | average opponent: 1602record: 6-6 | new rating: 1504 | ||
| Grand Prix Niigata 2005 (Kamigawa block) | starting rating: 1440 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 42 | Oohashi, Toshiya (1478) | Won 2-1 | +191459 |
| 3block | 57 | Chai, Royce Ming Huang (1788) | Draw 1-1 | +61465 |
| 4block | 75 | Suzuki, Gou (1467) | Won 2-0 | +181483 |
| 5block | 33 | Anzai, Yoshio (1410) | Lost 1-2 | -201463 |
| 6block | 75 | Kuroda, Masashiro (1977) | Lost 0-2 | -91454 |
| 7block | 112 | Tezuka, Yuuki (1377) | Won 2-1 | +161470 |
| 8block | 74 | Hada, Atsushi (1493) | Won 2-0 | +191489 |
| top | average opponent: 1570record: 4-2-1 | new rating: 1489 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 12 | Shiozu, Ryouma (1935) | Lost 0-2 | -91440 |
| 3sealed | 120 | Toshida, Shin'ichi (1417) | Won 2-0 | +171457 |
| 4sealed | 161 | Tanaka, Ryota (1503) | Lost 1-2 | -171440 |
| top | average opponent: 1618record: 1-2 | new rating: 1440 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 108 | Tanaka, Akira (1464) | Won 2-0 | +181473 |
| 2standard | 229 | Okita, Kenichiro (1605) | Lost 0-2 | -151458 |
| 3standard | 231 | Takayama, Ryou (1534) | Lost 0-2 | -171441 |
| 4standard | 406 | Yotsumoto, Yuki (1482) | Won 2-1 | +191460 |
| 5standard | 327 | Honda, Youichiro (1498) | Won 2-0 | +181478 |
| 6standard | 213 | Atsuta, Nao (1597) | Lost 1-2 | -151463 |
| 7standard | 237 | Minami, Masashi (1657) | Lost 0-2 | -151448 |
| 8standard | 220 | Takashima, Masahide (1487) | Won 2-1 | +191467 |
| 9standard | 156 | Itou, Yusuke (1502) | Lost 1-2 | -181449 |
| top | average opponent: 1536record: 4-5 | new rating: 1449 | ||
| Grand Prix Sapporo 2002 (Odyssey block) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 3block | 51 | Suzuki, Kenta (1502) | Lost 1-2 | -171466 |
| 4block | 84 | Niwa, Takashi (1523) | Lost 0-2 | -171449 |
| 5block | 128 | Fukuda, Wataru (1501) | Won 2-1 | +191468 |
| 6block | 108 | Nakamura, Shuhei (1768) | Lost 1-2 | -131455 |
| top | average opponent: 1574record: 1-3 | new rating: 1455 | ||
| Grand Prix Sendai 2001 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 70 | Takano, Yutaro (1518) | Lost 0-2 | -181482 |
| 3extended | 109 | Takahashi, Isamu (1500) | Lost 1-2 | -171465 |
| 4extended | 184 | Ando, Makoto (1482) | Won 2-1 | +181483 |
| 5extended | 157 | Chino, Masakazu (1500) | Won 2-0 | +181501 |
| 6extended | 113 | Fujiwara, Yuichiro (1502) | Lost 1-2 | -181483 |
| top | average opponent: 1500record: 2-3 | new rating: 1483 | ||