Nakayama, Ayato
Current rating: 1540
Record: 5-3
| Grand Prix Okayama 2004 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 41 | Teramoto, Shoji (1494) | Won 2-1 | +181518 |
| 2extended | 78 | Kobayashi, Masanori(Aichi) (1492) | Lost 0-2 | -191499 |
| 3extended | 138 | Sonoda, Takayuki (1488) | Won 2-1 | +181517 |
| 4extended | 77 | Imagawa, Hiromasa (1546) | Won 2-1 | +191536 |
| 5extended | 50 | Terasawa, Kazuya (1780) | Lost 0-2 | -141522 |
| 6extended | 91 | Ueno, Shinichi (1664) | Won 2-1 | +211543 |
| 7extended | 79 | Yokoi, Shinpei (1423) | Won 2-1 | +151558 |
| 8extended | 51 | Ishida, Naoyuki (1556) | Lost 0-2 | -181540 |
| average opponent: 1555record: 5-3 | new rating: 1540 | |||