Info
| Last name | Umakoshi |
| First name | Hiroyuki |
| Nationality |  Japan |
About Hiroyuki Umakoshi
Hiroyuki Umakoshi is a Japanese cycling professional, 0 years old.
| Date | Rank | Race |
|---|---|---|
| 24-10 | DNF | National Road Championships - Japan U23 (CN) |
| Last name | Umakoshi |
| First name | Hiroyuki |
| Nationality | Japan |
Hiroyuki Umakoshi is a Japanese cycling professional, 0 years old.
| Date | Rank | Race |
|---|---|---|
| 24-10 | DNF | National Road Championships - Japan U23 (CN) |