Saito, Seiya
Current rating: 1530
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 3 | Yamada, Yasushi (1657) | Lost 1-2 | -151502 |
| 4sealed | 676 | Yamada, Takuya (1568) | Won 2-1 | +191521 |
| 5sealed | 260 | Inoue, Takuto (1530) | Lost 1-2 | -181503 |
| 6sealed | 668 | Sato, Kimihiko (1572) | Won 2-0 | +201523 |
| 7sealed | 223 | Aranami, Naoto (1591) | Won 2-0 | +191542 |
| 8sealed | 232 | Yamamoto, Kentaro (1911) | Lost 1-2 | -121530 |
| top | average opponent: 1638record: 3-3 | new rating: 1530 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 134 | Takeda, Yoshihide (1484) | Won 2-0 | +181498 |
| 4sealed | 201 | Nakamoto, Takahiro (1546) | Won 2-1 | +191517 |
| 5sealed | 64 | Matsushika, Kohei (1561) | Won 2-1 | +181535 |
| 6sealed | 60 | Saida, Toshihiro (1803) | Lost 1-2 | -131522 |
| 7sealed | 38 | Tomomura, Hitoshi (1923) | Lost 0-2 | -111511 |
| 8sealed | 147 | Yamauchi, Takashi (1431) | Won 2-1 | +171528 |
| 9sealed | 194 | Takano, Kodai (1631) | Lost 0-2 | -171511 |
| 10draft | 737 | Oono, Takahiro (1570) | Won 2-0 | +201531 |
| 11draft | 581 | Yamada, Yosuke 0291 (1555) | Lost 1-2 | -181513 |
| 12draft | 762 | Uchida, Tomoya (1574) | Won 2-0 | +191532 |
| 13draft | 668 | Ohori, Akihito (1419) | Won 2-0 | +161548 |
| 14draft | 647 | Nanjo, Masashi (1877) | Lost 0-2 | -121536 |
| 15draft | 641 | Hozuki, Atsushi (1516) | Lost 1-2 | -191517 |
| top | average opponent: 1607record: 7-6 | new rating: 1517 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 477 | Kakuta, Yoshitaka (1319) | Lost 1-2 | -211479 |
| 2sealed | 841 | Ryo, Ooe (1385) | Won 2-1 | +161495 |
| 3sealed | 1032 | Saegusa, Nobuyuki (1642) | Won 2-0 | +211516 |
| 4sealed | 614 | Lee, Gil-Hwan (1523) | Lost 0-2 | -181498 |
| 5sealed | 836 | Hagiwara, Satoshi (1479) | Lost 1-2 | -191479 |
| 6sealed | 969 | Tanaka, Hironao (1515) | Won 2-1 | +191498 |
| 7sealed | 609 | Kidowaki, Kazuki (1467) | Lost 0-2 | -181480 |
| top | average opponent: 1476record: 3-4 | new rating: 1480 | ||