Maruyama, Yuta
Current rating: 1466
Record: 3-5
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 426 | Naito, Kazuma (1480) | Won 2-0 | +181518 |
| 2sealed | 265 | Endo, Hiroshi (1459) | Lost 1-2 | -191499 |
| 3sealed | 777 | Yasuda, Kimihiko (1412) | Lost 0-2 | -201479 |
| 4sealed | 976 | Takayama, Kiichiro (1443) | Won 2-1 | +171496 |
| 5sealed | 548 | Iwasaki, Masayuki (1583) | Won 2-0 | +201516 |
| 6sealed | 590 | Haneda, Daisuke (1739) | Lost 0-1 | -141502 |
| 7sealed | 603 | Nakatani, Masaya (1503) | Lost 0-2 | -181484 |
| 8sealed | 485 | Kusakabe, Yu (1480) | Lost 1-2 | -181466 |
| average opponent: 1513record: 3-5 | new rating: 1466 | |||