Kozuka, Kouta
Current rating: 1482
Record: 1-2-2
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 252 | Nagai, Yuuki (1373) | Lost 0-0 | -201482 |
| record: 0-1 | new rating: 1482 | |||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 247 | Muranaka, Nobutoshi (1448) | Won 2-1 | +171517 |
| 2standard | 164 | Matsumoto, Fumiya (1559) | Draw 1-1 | +11518 |
| 3standard | 123 | Yanagisawa, Tadahiro (1617) | Draw 1-1 | +21520 |
| 4standard | 249 | Itou, Motoaki (1540) | Lost 1-2 | -181502 |
| average opponent: 1541record: 1-1-2 | new rating: 1502 | |||