Hiramatsu, Naoto
Current rating: 1484
Record: 2-3
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 59 | Yamaguchi, Shingo (1500) | Lost 1-2 | -181482 |
| 2sealed | 295 | Hawkinson, Eric (1482) | Won 2-0 | +181500 |
| 3sealed | 308 | Takizawa, Ryouta (1556) | Won 2-0 | +191519 |
| 4sealed | 253 | Komada, Mitsuhiko (1494) | Lost 0-2 | -181501 |
| 5sealed | 244 | Morita, Kouki (1581) | Lost 0-2 | -171484 |
| average opponent: 1523record: 2-3 | new rating: 1484 | |||