Katahira, Takashi
Current rating: 1481
Record: 2-3
| Grand Prix Yamagata 2006 (TSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 40 | Chiba, Shun (1640) | Lost 1-2 | -151485 |
| 2sealed | 116 | Abe, Hiroshi(Yamagata) (1412) | Won 2-1 | +161501 |
| 3sealed | 96 | Urano, Tomohisa (1467) | Lost 0-2 | -181483 |
| 4sealed | 142 | Furujou, Takashi (1394) | Lost 0-2 | -201463 |
| 5sealed | 135 | Chiba, Shou (1471) | Won 2-1 | +181481 |
| average opponent: 1477record: 2-3 | new rating: 1481 | |||