Info
| Last name | Oka |
| First name | Yasumasa |
| Nationality |  Japan |
| Date of birth | 29-08-1992 |
| Age | 33 |
About Yasumasa Oka
Yasumasa Oka is a Japanese professional cyclist, 33 years old. Active in road cycling.
| Date | Rank | Race |
|---|---|---|
| 21-10 | DNF | Japan Cup Cycle Road Race (1.HC) |