Honma, Suguru
Current rating: 1468
Record: 5-7
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 200 | Matsuoka, Shuji (1463) | Lost 1-2 | -181445 |
| 2sealed | 196 | Harada, Hiroaki (1465) | Lost 0-2 | -181427 |
| 3sealed | 303 | Aono, Yoshio (1465) | Lost 0-2 | -171410 |
| 4sealed | 287 | Endo, Kentaro (1444) | Won 2-1 | +191429 |
| 5sealed | 243 | Sakurai, Yuusuke (1463) | Won 2-0 | +181447 |
| 6sealed | 176 | Kakui, Akikazu (1480) | Won 2-0 | +191466 |
| 7sealed | 132 | Asada, Hiroshi (1489) | Won 2-0 | +181484 |
| 8sealed | 109 | Kojima, Yoshimasa (1578) | Lost 1-2 | -161468 |
| average opponent: 1481record: 4-4 | new rating: 1468 | |||
| Grand Prix Sendai 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 82 | Yamashita, Hiroki (1434) | Lost 1-2 | -191481 |
| 2sealed | 161 | Gotou, Ryouiti (1482) | Won 2-1 | +181499 |
| 3sealed | 200 | Senba, Kotaro (1507) | Lost 0-2 | -181481 |
| 4sealed | 174 | Urano, Tomohisa (1482) | Lost 1-2 | -181463 |
| average opponent: 1476record: 1-3 | new rating: 1463 | |||