Info
| Last name | Yamamoto |
| First name | Seigo |
| Nationality |  Japan |
| Date of birth | 06-10-1983 |
| Age | 42 |
| Date | Rank | Race |
|---|---|---|
| 13-12 | 6 | Japanese National Championships CX (CN) |
| 22-11 | 6 | Kansai Cyclo-cross Yasu Round (C2) |
| Last name | Yamamoto |
| First name | Seigo |
| Nationality | Japan |
| Date of birth | 06-10-1983 |
| Age | 42 |
| Date | Rank | Race |
|---|---|---|
| 13-12 | 6 | Japanese National Championships CX (CN) |
| 22-11 | 6 | Kansai Cyclo-cross Yasu Round (C2) |