Watabe, Seigo
Current rating: 1462
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 103 | Yamao, Kyo (1507) | Lost 0-2 | -181480 |
| 2pioneer | 524 | Hamano, Kouhei (1518) | Lost 0-2 | -171463 |
| 3pioneer | 817 | Kamei, Kazuhiko (1437) | Won 2-0 | +171480 |
| 4pioneer | 711 | Magara, Takaaki (1480) | Lost 1-2 | -181462 |
| top | average opponent: 1486record: 1-3 | new rating: 1462 | ||
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 90 | Yanagisawa, Masayoshi (1500) | Won 2-0 | +181486 |
| 2standard | 232 | Mitome, Hiroumi (1497) | Lost 1-2 | -171469 |
| 3standard | 507 | Sugahara, Takuya (1540) | Won 2-1 | +191488 |
| 4standard | 451 | Kawasaki, Keita (1885) | Lost 0-2 | -111477 |
| 5standard | 482 | Matsuyama, Akira (1506) | Won 2-1 | +181495 |
| 6standard | 320 | Watanabe, Kyohei (1630) | Won 2-1 | +211516 |
| 7standard | 328 | Nitta, Shinya (1536) | Lost 1-2 | -181498 |
| top | average opponent: 1585record: 4-3 | new rating: 1498 | ||
| Grand Prix Hiroshima 2011 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 249 | Van Straalen, Roeland (1539) | Lost 1-2 | -171483 |
| 2standard | 212 | Kondou, Keiichi (1584) | Won 2-1 | +201503 |
| 3standard | 182 | Nakata, Hoshi (1503) | Lost 1-2 | -181485 |
| 4standard | 279 | Murata, Reishi (1481) | Won 2-1 | +181503 |
| 5standard | 234 | Izumi, Kimiaki (1573) | Lost 1-2 | -171486 |
| 6standard | 264 | Kikkawa, Shouta (1483) | Lost 1-2 | -181468 |
| top | average opponent: 1527record: 2-4 | new rating: 1468 | ||