Nakaya, Makoto
Current rating: 1487
| Grand Prix Matsuyama 2005 (BOK limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 117 | Suzuki, Yoshihiro (1463) | Won 2-1 | +171537 |
| 2sealed | 31 | Sato, Rei (1628) | Lost 0-2 | -171520 |
| 3sealed | 114 | Aizawa, Keiji (1692) | Lost 1-2 | -151505 |
| 4sealed | 168 | Ikawa, Yoshihiko (1488) | Lost 0-2 | -181487 |
| top | average opponent: 1568record: 1-3 | new rating: 1487 | ||
| Grand Prix Okayama 2004 (extended) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 26 | Omori, Ken'ichirou (1434) | Won 2-0 | +171515 |
| 2extended | 94 | Hioki, Keisuke (1539) | Draw 1-1 | +11516 |
| 3extended | 73 | Okada, Kou (1679) | Lost 1-2 | -151501 |
| 4extended | 134 | Higashida, Keita (1498) | Won 2-1 | +181519 |
| 5extended | 92 | Tawa, Atsushi (1516) | Won 2-1 | +181537 |
| 6extended | 63 | Okuda, Masateru (1537) | Lost 0-2 | -181519 |
| 7extended | 91 | Himura, Makoto (1597) | Lost 1-2 | -171502 |
| 8extended | 87 | Takayanagi, Tooru (1484) | Won 2-1 | +181520 |
| top | average opponent: 1536record: 4-3-1 | new rating: 1520 | ||
| Grand Prix Hiroshima 2003 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 10 | Matsuo, Yoshinori (1449) | Lost 1-2 | -191481 |
| 2extended | 129 | Itagaki, Masayoshi (1482) | Lost 1-2 | -181463 |
| 3extended | 177 | Sato, Takeshi (1435) | Won 2-0 | +181481 |
| 4extended | 138 | Ishihara, Kosuke (1483) | Lost 1-2 | -181463 |
| 5extended | 160 | Matsumoto, Kenji (1480) | Won 2-0 | +181481 |
| 6extended | 129 | Nakamura, Kousuke (1453) | Won 2-0 | +171498 |
| top | average opponent: 1464record: 3-3 | new rating: 1498 | ||