Yokoyama, Yoshiki
Current rating: 1484
Record: 2-3
| Grand Prix Yamagata 2006 (TSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 63 | Taketa, Ayumu (1500) | Won 2-1 | +181518 |
| 2sealed | 78 | Takamatsu, Hiroomi (1604) | Won 2-1 | +201538 |
| 3sealed | 1 | Takeda, Satoru (1541) | Lost 0-2 | -181520 |
| 4sealed | 63 | Suzuki, Takayuki (1549) | Lost 0-1 | -181502 |
| 5sealed | 120 | Mera, Kenichi (1486) | Lost 0-2 | -181484 |
| average opponent: 1536record: 2-3 | new rating: 1484 | |||