Horiguchi, Kazuki
Current rating: 1499
Record: 3-3
| Grand Prix Yokohama 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 410 | Fujimori, Masayoshi (1467) | Won 2-0 | +171517 |
| 2extended | 91 | Ichinose, Kenji (1518) | Won 2-1 | +181535 |
| 3extended | 103 | Miyajima, Jun'Ichi (1568) | Lost 0-2 | -171518 |
| 4extended | 143 | Hosoda, Shinya (1453) | Lost 0-2 | -191499 |
| 5extended | 259 | Yonesu, Yuuki (1500) | Lost 0-2 | -181481 |
| 6extended | 347 | Naono, Shuichi (1492) | Won 2-0 | +181499 |
| average opponent: 1500record: 3-3 | new rating: 1499 | |||