Masayuki, Maruyama
Current rating: 1446
Record: 1-4
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 173 | Kaneda, Tomoaki (1466) | Won 2-0 | +171517 |
| 2sealed | 199 | Kurokawa, Yuuki (1437) | Lost 1-2 | -191498 |
| 3sealed | 653 | Ito, Takayuki (1564) | Lost 0-2 | -171481 |
| 4sealed | 806 | Tsujimoto, Shingo (1492) | Lost 1-2 | -181463 |
| 5sealed | 872 | Fujiwara, Tsukasa (1527) | Lost 0-2 | -171446 |
| average opponent: 1497record: 1-4 | new rating: 1446 | |||