Mukaikubo, Kota
Current rating: 1480
Record: 2-3
| Grand Prix Niigata 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 124 | Nishihara, Hiroki (1483) | Won 2-0 | +181518 |
| 2sealed | 67 | Gotou, Takahiro (1376) | Lost 0-2 | -211497 |
| 3sealed | 154 | Murata, Yutaka (1432) | Won 2-0 | +171514 |
| 4sealed | 101 | Ushie, Yuuta (1634) | Lost 0-2 | -161498 |
| 5sealed | 196 | Kaneko, Masayuki (1485) | Lost 0-2 | -181480 |
| average opponent: 1482record: 2-3 | new rating: 1480 | |||