Segawa, Naoki
Current rating: 1435
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 176 | Iwase, Hirokazu (1500) | Won 2-0 | +191485 |
| 2sealed | 112 | Tawada, Naoto (1517) | Lost 0-2 | -171468 |
| 3sealed | 285 | Yabuta, Junichi (1673) | Lost 0-2 | -151453 |
| 4sealed | 442 | Brown, Joel (1437) | Lost 0-2 | -181435 |
| top | average opponent: 1532record: 1-3 | new rating: 1435 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 234 | Kashiwagi, Souta (1517) | Won 2-1 | +191500 |
| 2standard | 189 | Shimomachi, Kentaro (1572) | Lost 0-2 | -171483 |
| 3standard | 228 | Agata, Tatsuki (1500) | Lost 1-2 | -171466 |
| 4standard | 384 | Saitou, Hokuto (1482) | Won 2-0 | +181484 |
| 5standard | 225 | Nishimura, Hitoshi (1504) | Lost 1-2 | -181466 |
| top | average opponent: 1515record: 2-3 | new rating: 1466 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 37 | Take, Toshiharu (1487) | Lost 0-2 | -181482 |
| 2sealed | 373 | Shimoyama, Youhei (1482) | Won 2-1 | +181500 |
| 3sealed | 313 | Naito, Kakeru (1483) | Won 2-0 | +171517 |
| 4sealed | 137 | Ishitsuka, Yuuta (1516) | Lost 1-2 | -181499 |
| 5sealed | 334 | Yun, Hyun-Jun (1501) | Lost 1-2 | -181481 |
| top | average opponent: 1494record: 2-3 | new rating: 1481 | ||