Koyama, Yuki(Tokyo)
Current rating: 1483
Record: 2-3
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 5 | Koyano, Kazunori (1500) | Lost 0-2 | -181482 |
| 2sealed | 282 | Kammerzelt, Shawn (1526) | Won 2-0 | +191501 |
| 3sealed | 138 | Yamaguchi, Yuuichi (1501) | Won 2-0 | +181519 |
| 4sealed | 167 | Akahori, Hiroaki (1555) | Lost 0-2 | -181501 |
| 5sealed | 173 | Nose, Koji (1478) | Lost 0-2 | -181483 |
| average opponent: 1512record: 2-3 | new rating: 1483 | |||