Suwa, Tatsuya
Current rating: 1543
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1546 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 166 | Okada, Takuya (1638) | Won 2-1 | +201566 |
| 3sealed | 46 | Okada, Yoshikazu (1478) | Lost 1-2 | -201546 |
| 4sealed | 252 | Kawakami, Masashi (1418) | Won 2-1 | +161562 |
| 5sealed | 155 | Naitou, Takashi (1547) | Lost 1-2 | -191543 |
| top | average opponent: 1520record: 2-2 | new rating: 1543 | ||
| Grand Prix Kobe 2009 (extended) | starting rating: 1533 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 80 | Higashimura, Kazuya (1420) | Won 2-1 | +161549 |
| 2extended | 2 | Suzuki, Shogo (1519) | Lost 1-2 | -191530 |
| 3extended | 182 | Take, Toshiharu (1505) | Won 2-0 | +181548 |
| 4extended | 133 | Lin, Milton Jian Xiong (1590) | Lost 0-2 | -181530 |
| 5extended | 183 | Nakamura, Seiji (1431) | Won 2-0 | +171547 |
| 6extended | 108 | Ichikawa, Takayoshi (1553) | Won 2-1 | +181565 |
| 7extended | 35 | Kanno, Masayoshi (1515) | Lost 0-2 | -191546 |
| top | average opponent: 1505record: 4-3 | new rating: 1546 | ||
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 146 | morita, syugo (1500) | Won 0-0 | +181518 |
| 2sealed | 39 | Shigehara, Toshinori (1632) | Won 2-0 | +201538 |
| 3sealed | 83 | Shiota, Yasuo (1496) | Won 2-0 | +171555 |
| 4sealed | 54 | Kimura, Kazuki (1686) | Won 2-1 | +211576 |
| 5sealed | 15 | Nakano, Yoshitaka (2011) | Lost 0-2 | -111565 |
| 6sealed | 1 | Tanahashi, Masayasu (1753) | Lost 1-2 | -141551 |
| 7sealed | 75 | Saitou, Kotatsu (1565) | Lost 1-2 | -181533 |
| top | average opponent: 1663record: 4-3 | new rating: 1533 | ||