Mutou, Masaya
Current rating: 1629
Record: 21-14-1
| Grand Prix Yokohama 2019 (modern) | starting rating: 1627 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 244 | Hada, Kouhei (1500) | Won 2-1 | +151642 |
| 2modern | 498 | Ono, Kentaro (1533) | Won 2-0 | +161658 |
| 3modern | 456 | Miyashita, Kazuya (1463) | Won 2-0 | +151673 |
| 4modern | 183 | Yokumichi, Jun (1528) | Won 2-1 | +151688 |
| 5modern | 129 | Adachi, Ryosuke (1527) | Lost 0-2 | -211667 |
| 6modern | 226 | Takao, Akinao (1598) | Lost 1-2 | -191648 |
| 7modern | 523 | Endoh, Hiroki (1566) | Lost 0-2 | -191629 |
| top | average opponent: 1530record: 4-3 | new rating: 1629 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 20 | Asai, Tetsuya (1500) | Won 1-0 | +191502 |
| 2standard | 260 | Oshima, Takafumi (1465) | Won 2-0 | +171519 |
| 3standard | 223 | Fujiwara, Tsukasa (1539) | Won 2-1 | +181537 |
| 4standard | 13 | Arita, Kouichirou (1667) | Lost 0-2 | -151522 |
| 5standard | 213 | Nakanishi, Toma (1537) | Won 2-1 | +181540 |
| 6standard | 119 | Zhang, Zhiyang (1761) | Lost 0-2 | -141526 |
| 7standard | 366 | Fukuda, Naoki (1534) | Lost 0-2 | -181508 |
| 8standard | 673 | Ho, Ming Ho (1552) | Won 2-1 | +191527 |
| 9standard | 448 | Yu, Yin (1749) | Won 2-0 | +221549 |
| 10standard | 315 | Ishihara, Masayuki (1462) | Won 2-1 | +161565 |
| 11standard | 221 | Fujita, Tsuyoshi (1803) | Won 2-1 | +231588 |
| 12standard | 137 | Honda, Rintaro (1703) | Won 2-1 | +201608 |
| 13standard | 80 | Kobayashi, Yuuki 0719 (1549) | Lost 1-2 | -191589 |
| 14standard | 154 | Nakamura, Yuuki (1644) | Won 2-0 | +191608 |
| 15standard | 126 | Ikebata, Ryou (1668) | Won 2-1 | +191627 |
| top | average opponent: 1609record: 11-4 | new rating: 1627 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 1065 | Miura, Kunio (1464) | Draw 1-1 | 01464 |
| 2standard | 765 | Abe, Yuuta (1474) | Lost 1-2 | -181446 |
| 3standard | 1416 | Tanaka, Naohito (1477) | Won 2-0 | +181464 |
| 4standard | 1092 | Perez, Michael (1413) | Won 2-0 | +171481 |
| 5standard | 761 | Usami, Hirotaka (1571) | Lost 1-2 | -161465 |
| 6standard | 1014 | Endou, Takahiro (1399) | Won 2-0 | +171482 |
| 7standard | 773 | Minetoma, Kuniaki (1532) | Won 2-0 | +191501 |
| 8standard | 524 | Gotou, Taito (1535) | Lost 0-2 | -181483 |
| top | average opponent: 1483record: 4-3-1 | new rating: 1483 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 233 | Ichii, Hiroaki (1540) | Lost 0-2 | -171483 |
| 2sealed | 634 | Nagase, Hirofumi (1449) | Won 2-0 | +171500 |
| 3sealed | 613 | Fujii, Mikiya (1376) | Lost 0-2 | -201480 |
| 4sealed | 1008 | Yokono, Yuusuke (1494) | Won 2-1 | +181498 |
| 5sealed | 704 | Mori, Mitsuhiro (1499) | Lost 1-2 | -181480 |
| 6sealed | 1018 | Nakaso, Kouji (1559) | Lost 1-2 | -161464 |
| top | average opponent: 1486record: 2-4 | new rating: 1464 | ||