Ishihara, Ryo
Current rating: 1426
Record: 2-6
| Grand Prix Yokohama 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 444 | Kawashima, Kenta (1533) | Lost 0-2 | -171483 |
| 2modern | 811 | Tamaru, Masashi (1314) | Lost 0-2 | -211462 |
| 3modern | 1176 | Francisco, Jerome (1489) | Lost 0-2 | -181444 |
| 4modern | 1189 | Shirasaka, Satoshi (1424) | Lost 0-2 | -181426 |
| 5modern | 1113 | Aiba, Noriaki (1427) | Lost 1-2 | -181408 |
| 6modern | 971 | Yamazaki, Shigeru (1470) | Lost 0-2 | -171391 |
| 7modern | 845 | Sue, Takeshi (1388) | Won 2-0 | +181409 |
| 8modern | 717 | Kamezawa, Yoshifumi (1346) | Won 2-1 | +171426 |
| average opponent: 1424record: 2-6 | new rating: 1426 | |||