Info
| Last name | Hayase |
| First name | Kumi |
| Nationality |  Japan |
| Date of birth | 25-04-1975 |
| Age | 50 |
About Kumi Hayase
Kumi Hayase is a Japanese cycling professional, 50 years old.
| Date | Rank | Race |
|---|---|---|
| 12-12 | 19 | Japanese National Championships CX (CN) |
| 21-11 | 3 | Japanese National Championships - XCO (CN) |
| 06-11 | 5 | Japanese National Championships - XCC (CN) |