Info
| Last name | Watanabe |
| First name | Mazahiro |
| Nationality |  Japan |
| Date of birth | 11-06-1985 |
| Age | 40 |
| Date | Rank | Race |
|---|---|---|
| 06-12 | 18 | Japanese National Championships CX (CN) |
| 29-11 | 28 | Rapha Nobeyama Supercross (C2) |
| 28-11 | 23 | Rapha Nobeyama Supercross (C2) |
| 22-11 | 24 | KANSAI Cyclo Cross MAKINO Round (C2) |
| 01-11 | 28 | TOHOKU CX Project Inawashiro Round (C2) |