Hasegawa, Kohei
Current rating: 1495
Record: 4-4
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 328 | Yamamoto, Yuusuke1482 (1500) | Lost 1-2 | -191498 |
| 2sealed | 286 | Hirano, Kohki (1482) | Won 2-0 | +181516 |
| 3sealed | 344 | Shiino, Masaki (1394) | Lost 0-2 | -201496 |
| 4sealed | 447 | Tamura, Kenji (1495) | Won 2-1 | +181514 |
| 5sealed | 255 | Kanehara, Masataka (1495) | Lost 0-2 | -191495 |
| average opponent: 1473record: 2-3 | new rating: 1495 | |||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 791 | Kawaguchi, Yousuke (1500) | Lost 1-2 | -181482 |
| 2sealed | 736 | Hagino, Tathuya (1482) | Won 2-1 | +181500 |
| 3sealed | 799 | Mori, Syuuichi (1425) | Won 2-1 | +171517 |
| average opponent: 1469record: 2-1 | new rating: 1517 | |||