Hatsuyama, Kenji
Current rating: 1448
Record: 6-9-1
| Grand Prix Sapporo 2002 (Odyssey block) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 132 | Nakagawa, Hidetoshi (1500) | Won 2-1 | +191482 |
| 2block | 68 | Shimizu, Junji (1500) | Lost 0-2 | -181464 |
| 3block | 116 | Watanabe, Hiroki (1499) | Draw 1-1 | +11465 |
| 4block | 147 | Takagi, Riichiro (1498) | Won 2-0 | +181483 |
| 5block | 96 | Tazaki, Shinya (1519) | Lost 0-2 | -171466 |
| 6block | 131 | Ishibashi, Kazuya (1497) | Won 2-1 | +191485 |
| 7block | 94 | Saito, Takanobu (1459) | Lost 1-2 | -191466 |
| 8block | 83 | Satou, Tsubasa (1443) | Lost 1-2 | -181448 |
| average opponent: 1490record: 3-4-1 | new rating: 1448 | |||
| Grand Prix Sendai 2001 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 56 | Shimizu, Yasuyuki (1500) | Lost 1-2 | -181482 |
| 2extended | 138 | Saitou, Hironari (1482) | Won 2-0 | +181500 |
| 3extended | 93 | Konashi, Mikihoro (1500) | Lost 1-2 | -181482 |
| 4extended | 158 | Goto, Takashi (1514) | Lost 1-2 | -171465 |
| 5extended | 169 | Isuzugawa, Ryuji (1464) | Won 2-1 | +181483 |
| 6extended | 152 | Takeda, Tetsuya (1482) | Won 2-1 | +181501 |
| 7extended | 120 | Motozawa, Go (1441) | Lost 0-2 | -201481 |
| 8extended | 106 | Ito, Koichi (1464) | Lost 0-2 | -181463 |
| average opponent: 1481record: 3-5 | new rating: 1463 | |||