Watanabe, Kenta 3597
Current rating: 1504
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 2pioneer | 360 | Tsutiya, Yukihiro (1423) | Lost 0-2 | -201519 |
| 3pioneer | 705 | Sueyoshi, Yu (1499) | Lost 0-2 | -181501 |
| 4pioneer | 619 | Ohtsu, Minami (1475) | Won 2-0 | +171518 |
| 5pioneer | 603 | Narita, Takashi (1731) | Lost 0-2 | -141504 |
| top | average opponent: 1532record: 1-3 | new rating: 1504 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 92 | Onishi, Akira (1498) | Lost 0-2 | -191539 |
| 3sealed | 913 | Mori, Yuki (1309) | Won 2-0 | +141553 |
| 4sealed | 433 | Yokoyama, Shohei (1719) | Won 2-0 | +211574 |
| 5sealed | 490 | Zhang, Yi 1971 (1545) | Lost 1-2 | -191555 |
| 6sealed | 627 | Takata, Kouhei (1651) | Lost 0-2 | -161539 |
| 7sealed | 549 | Kagami, Hajime (1621) | Lost 1-2 | -171522 |
| 8sealed | 503 | Agemura, Shota (1460) | Won 2-0 | +171539 |
| top | average opponent: 1543record: 3-4 | new rating: 1539 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 97 | Namikawa, Katsuya (1682) | Lost 1-2 | -151485 |
| 3modern | 559 | Aoki, Takeyuki (1446) | Won 2-1 | +181503 |
| 4modern | 348 | Hagihara, Shota (1486) | Won 2-0 | +171520 |
| 5modern | 425 | Yeh, Rueyjer (1626) | Won 2-1 | +201540 |
| 6modern | 125 | Tatebe, Takayuki (1464) | Won 2-0 | +171557 |
| 7modern | 116 | Tanaka, Hironori 2609 (1529) | Won 2-1 | +171574 |
| 8modern | 84 | Natsume, Takuya (1913) | Won 2-1 | +241598 |
| 9modern | 12 | Yamamoto, Kentaro (1870) | Won 2-0 | +231621 |
| 10modern | 23 | Suzuki, Yuuhei (1493) | Lost 0-2 | -201601 |
| 11modern | 59 | Oshima, Shimpei (1637) | Lost 1-2 | -181583 |
| 12modern | 122 | Chiba, Akio (2022) | Lost 1-2 | -101573 |
| 13modern | 146 | Oomura, Takashi (1537) | Lost 0-2 | -191554 |
| 14modern | 146 | Kawahara, Ryouta (1756) | Lost 0-2 | -141540 |
| 15modern | 153 | Takemura, Daichi (1533) | Won 2-0 | +181558 |
| top | average opponent: 1642record: 8-6 | new rating: 1558 | ||