Matsumoto, Masato
Current rating: 1477
Record: 4-5
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 128 | Satou, Masayoshi (1449) | Lost 1-2 | -191481 |
| 2standard | 287 | Takabe, Hiroshi (1482) | Won 2-0 | +181499 |
| 3standard | 321 | Okada, Seiji (1452) | Lost 0-2 | -191480 |
| 4standard | 357 | Kamioka, Masayuki (1471) | Won 2-1 | +181498 |
| 5standard | 261 | Kawamichi, Masaru (1497) | Won 2-1 | +181516 |
| 6standard | 171 | Suginaka, Takaaki (1419) | Lost 0-2 | -201496 |
| 7standard | 257 | Tanaka, Yoshiya (1466) | Lost 0-2 | -181478 |
| 8standard | 222 | Hanawa, Atsushi (1482) | Won 2-1 | +181496 |
| 9standard | 176 | Uchida, Kensuke (1436) | Lost 0-2 | -191477 |
| average opponent: 1462record: 4-5 | new rating: 1477 | |||