Masuda, Kazuki
Current rating: 1436
Record: 3-7
| Grand Prix Niigata 2005 (Kamigawa block) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 15 | Okada, Daisuke (1643) | Lost 0-2 | -161470 |
| 2block | 163 | Ohmura, Satoshi (1536) | Lost 0-2 | -161454 |
| 3block | 195 | Kuribayashi, Tatsunori (1470) | Lost 0-2 | -181436 |
| average opponent: 1550record: 0-3 | new rating: 1436 | |||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 88 | Nihashi, Yuuta (1435) | Won 2-0 | +171517 |
| 2sealed | 86 | Fujita, Takahide (1519) | Won 2-1 | +181535 |
| 3sealed | 84 | Sakuma, Toshimitsu (1703) | Lost 0-2 | -151520 |
| 4sealed | 116 | Kobayashi, Masanori (1605) | Won 2-1 | +191539 |
| 5sealed | 72 | Shiwaku, Tsuyoshi (1607) | Lost 0-2 | -161523 |
| 6sealed | 151 | Harada, Hiroaki (1502) | Lost 1-2 | -191504 |
| 7sealed | 126 | Matsuoka, Shuji (1465) | Lost 0-2 | -181486 |
| average opponent: 1548record: 3-4 | new rating: 1486 | |||