Hatakeyama, Kohichi
Current rating: 1463
Record: 2-4
| Grand Prix Sendai 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 126 | Suganuma, Takeshi (1517) | Lost 0-2 | -181482 |
| 2sealed | 217 | Tobita, Keniti (1482) | Lost 0-2 | -181464 |
| 3sealed | 227 | Shimono, Tetsuro (1509) | Lost 0-2 | -171447 |
| 4sealed | 241 | Tsunokawa, Yoshikazu (1340) | Won 2-0 | +161463 |
| 5sealed | 197 | Saito, Hirotsugu (1462) | Lost 0-2 | -181445 |
| 6sealed | 177 | Takada, Ryo (1447) | Won 2-0 | +181463 |
| average opponent: 1459record: 2-4 | new rating: 1463 | |||