Koizumi, Naoya
Current rating: 1506
Record: 3-3
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 201 | Okamoto, Masahiro (1603) | Won 2-1 | +201520 |
| 2block | 127 | Yanagi, Hiroki (1704) | Lost 0-2 | -151505 |
| 3block | 217 | Shingai, Sara (1639) | Lost 1-2 | -151490 |
| 4block | 317 | Usagawa, Akinari (1486) | Won 2-1 | +181508 |
| 5block | 212 | Miyazaki, Kensuke (1456) | Won 2-0 | +171525 |
| 6block | 152 | Isozaki, Yasuaki (1511) | Lost 1-2 | -191506 |
| average opponent: 1567record: 3-3 | new rating: 1506 | |||