Ohbayashi, Naoki
Current rating: 1482
Record: 7-9
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 348 | Tsuda, Seiya (1500) | Lost 0-2 | -191500 |
| 2standard | 584 | Koide, Kenji (1482) | Lost 0-2 | -181482 |
| average opponent: 1491record: 0-2 | new rating: 1482 | |||
| Grand Prix Hiroshima 2003 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 12 | Tsai, Chih-Chun (1500) | Won 2-0 | +181518 |
| 2extended | 31 | Muto, Masaharu (1498) | Lost 1-2 | -181500 |
| 3extended | 113 | Matsushita, Tomoyuki (1485) | Won 2-1 | +171517 |
| 4extended | 87 | Hayashi, Shinsuke (1641) | Won 2-1 | +211538 |
| 5extended | 61 | Kashima, Akihiro (1757) | Won 2-0 | +221560 |
| 6extended | 25 | Kuniyoshi, Yasuhiro (1538) | Won 2-1 | +171577 |
| 7extended | 22 | Nakano, Yoshitaka (1578) | Lost 1-2 | -181559 |
| 8extended | 38 | Toochika, Takayuki (1520) | Won 2-0 | +171576 |
| 9extended | 27 | Morita, Masahiko (1795) | Lost 1-2 | -141562 |
| 10extended | 32 | Ishida, Itaru (1849) | Lost 0-2 | -131549 |
| 11extended | 29 | Nakamura, Satoshi (1647) | Won 2-1 | +201569 |
| 12extended | 23 | Ito, Yuichi (1539) | Lost 1-2 | -181551 |
| 13extended | 26 | Yuasa, Kentarou (1667) | Lost 0-2 | -161535 |
| 14extended | 27 | Komiyama, Hideki (1629) | Lost 0-2 | -161519 |
| average opponent: 1617record: 7-7 | new rating: 1519 | |||