Hashimoto, Osamu
Current rating: 1483
Record: 1-2-1
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 220 | Ebihara, Hirotaka (1678) | Draw 1-1 | +31503 |
| 2standard | 654 | Saida, Yukihiko (1484) | Lost 0-2 | -181485 |
| 3standard | 984 | Morimoto, Shingo (1448) | Won 2-0 | +171502 |
| 4standard | 807 | Ishiguro, Yasunao (1461) | Lost 0-2 | -191483 |
| average opponent: 1518record: 1-2-1 | new rating: 1483 | |||