Maruyama, Youtaro
Current rating: 1502
Record: 4-4
| Grand Prix Yokohama 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 654 | Akaike, Yo (1686) | Lost 1-2 | -151485 |
| 2modern | 835 | Kimura, Yuu1332 (1385) | Lost 0-2 | -191466 |
| 3modern | 1170 | Chiba, Toshiki (1432) | Won 2-1 | +171483 |
| 4modern | 1067 | Komuro, Kazutoshi (1451) | Won 2-1 | +171500 |
| 5modern | 895 | Matsuda, Yoshiaki (1570) | Won 2-1 | +201520 |
| 6modern | 385 | Akazaki, Daigo (1538) | Won 2-1 | +181538 |
| 7modern | 444 | Aikyo, Yuichi (1539) | Lost 0-2 | -181520 |
| 8modern | 487 | Shimizu, Hiroaki 6303 (1520) | Lost 1-2 | -181502 |
| average opponent: 1515record: 4-4 | new rating: 1502 | |||