Nonaka, Kengo
Current rating: 1483
Record: 3-4-1
| Grand Prix Sendai 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 178 | Suzuki, Kazuaki (1502) | Lost 0-2 | -181482 |
| 2sealed | 214 | Nagata, Shigeki (1487) | Lost 0-2 | -181464 |
| 3sealed | 235 | Sugimori, Kazutaka (1500) | Won 2-0 | +191483 |
| 4sealed | 202 | Shimono, Tetsuro (1526) | Won 2-0 | +191502 |
| 5sealed | 126 | Yamamoto, Ryuuji (1503) | Won 2-0 | +181520 |
| 6sealed | 114 | Shimokobe, Yukihiro (1521) | Lost 1-2 | -181502 |
| 7sealed | 127 | Tateno, Shouta (1475) | Draw 1-1 | -11501 |
| 8sealed | 98 | Suzuki, Takayuki (1516) | Lost 1-2 | -181483 |
| average opponent: 1504record: 3-4-1 | new rating: 1483 | |||