Watanabe, Masashi
Current rating: 1528
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1572 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 230 | Takashima, Ryuichi (1351) | Lost 1-2 | -221550 |
| 2pioneer | 566 | Kato, Tomohiro (1466) | Lost 0-2 | -201530 |
| 3pioneer | 813 | Tsukadaira, Kouki (1462) | Won 2-0 | +171547 |
| 4pioneer | 760 | Shichinohe, Shuichi (1482) | Lost 1-2 | -191528 |
| top | average opponent: 1440record: 1-3 | new rating: 1528 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 561 | Satou, Taiyou (1500) | Won 2-1 | +171552 |
| 2standard | 544 | Yasuda, Ryouhei (1437) | Won 2-1 | +161568 |
| 3standard | 653 | Tanigaki, Toshiyuki (1551) | Won 2-1 | +181586 |
| 4standard | 584 | Sakuraba, Ryouhei (1567) | Won 2-1 | +171603 |
| 5standard | 545 | Murakami, Kazuya3837 (1662) | Lost 1-2 | -171586 |
| 6standard | 595 | Salim, Wijaya Putra (1655) | Lost 1-2 | -161570 |
| 7standard | 622 | Akai, Satoshi (1618) | Lost 0-2 | -181552 |
| 8standard | 643 | Okada, Yoshikazu (1616) | Won 2-0 | +201572 |
| top | average opponent: 1576record: 5-3 | new rating: 1572 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 156 | Notani, Shuusaku (1500) | Won 2-0 | +181518 |
| 2standard | 248 | Yamaguchi, Takumi (1518) | Lost 1-2 | -181500 |
| 3standard | 414 | Sonohara, Takashi (1434) | Won 2-1 | +171517 |
| 4standard | 492 | Tanaka, Rizumu (1593) | Won 2-1 | +191536 |
| 5standard | 287 | Miyata, Haruka (1535) | Won 2-0 | +181554 |
| 6standard | 148 | Sakai, Toshinori (1553) | Lost 1-2 | -181536 |
| 7standard | 237 | Zhao, Tianyu (1470) | Won 2-0 | +171553 |
| 8standard | 129 | Abe, Michio (1538) | Lost 1-2 | -181535 |
| top | average opponent: 1518record: 5-3 | new rating: 1535 | ||