Info
| Last name | Kosaka |
| First name | Masanori |
| Nationality |  Japan |
| Date of birth | 02-12-1963 |
| Age | 62 |
| Date | Rank | Race |
|---|---|---|
| 28-11 | 14 | Japanese National Championships CX (CN) |
| 22-11 | 23 | Kansai Cyclo Cross Makino Round (C2) |
| 06-11 | 23 | Japanese National Championship - XCO (CN) |