Seki, Yuujiro
Current rating: 1408
Record: 2-7
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 136 | Okamoto, Katuhiro (1500) | Lost 1-2 | -181482 |
| 2standard | 300 | Asai, Kuniyuki (1486) | Lost 1-2 | -181464 |
| 3standard | 390 | Saitou, Kazuya (1432) | Lost 0-2 | -191445 |
| 4standard | 430 | Takatsuki, Ryo (1441) | Lost 0-2 | -181427 |
| 5standard | 404 | Miura, Shigehiro (1393) | Won 2-1 | +181445 |
| 6standard | 349 | Matsushita, Kenichi (1447) | Lost 1-2 | -181427 |
| 7standard | 304 | Tanaka, Masayuki (1390) | Won 2-0 | +171444 |
| 8standard | 242 | Tsuno, Fuminori (1419) | Lost 0-2 | -181426 |
| 9standard | 205 | Chuujou, Yoshihiko (1422) | Lost 0-2 | -181408 |
| average opponent: 1437record: 2-7 | new rating: 1408 | |||