Hiraga, Isamu
Current rating: 1517
Record: 3-2
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2248 | Ito, Kensuke (1500) | Won 2-1 | +181518 |
| 2sealed | 2197 | Kashiwagi, Yuki (1483) | Won 2-1 | +171535 |
| 3sealed | 2152 | Nakano, Atsushi (1537) | Lost 0-2 | -181517 |
| 4sealed | 2284 | Hinohara, Toyokazu (1375) | Won 2-0 | +161533 |
| 5sealed | 2071 | Tachibana, Kentarou (1626) | Lost 0-2 | -161517 |
| average opponent: 1504record: 3-2 | new rating: 1517 | |||