Materiaalzone 
Fietstoerisme 
Info
| Achternaam | Kayama |
| Voornaam | Hiryu |
| Nationaliteit |  Japan |
| Geboortedatum | 21-07-2000 |
| Leeftijd | 25 |
| Datum | Rank | Wedstrijd | |
|---|---|---|---|
| 12-12 | 10 | Japanese National Championships CX U23 (CN) | |
| 21-11 | 34 | Kansai Cyclo Cross Biwako Grand Prix (C2) | |
| 14-11 | 39 | Rapha Supercross Nobeyama (C2) | |
| 24-10 | 17 | National Road Championships - Japan U23 (CN) | |
| 22-10 | 5 | National Road Championships - Japan TT U23 (CN) | |
| Tour of Japan (2.1) | |||
| 19 |  Klassement | ||
| 30-05 | 38 | Etappe 3Tokyo - Tokyo (112.0km) | |
| 29-05 | 36 | Etappe 2Sagamihara - Sagamihara (108.0km) | |
| 28-05 | 18 | Etappe 1Fuji - Fuji (78.0km) | |