Info
| Last name | Koshiyama |
| First name | Masahiro |
| Nationality |  Japan |
| Date of birth | 10-04-1986 |
| Age | 39 |
| Date | Rank | Race |
|---|---|---|
| 08-12 | 44 | Japanese National Championships CX (CN) |
| 17-11 | 53 | KANSAI Cyclo Cross Makino Round (C2) |
| 03-11 | 69 | Yowamushi-Pedal Makuhari Cross (C2) |
| Last name | Koshiyama |
| First name | Masahiro |
| Nationality | Japan |
| Date of birth | 10-04-1986 |
| Age | 39 |
| Date | Rank | Race |
|---|---|---|
| 08-12 | 44 | Japanese National Championships CX (CN) |
| 17-11 | 53 | KANSAI Cyclo Cross Makino Round (C2) |
| 03-11 | 69 | Yowamushi-Pedal Makuhari Cross (C2) |