Materiaalzone 
Fietstoerisme 
Info
| Achternaam | Kosaka |
| Voornaam | Hikaru |
| Nationaliteit |  Japan |
| Geboortedatum | 21-10-1988 |
| Leeftijd | 37 |
| Datum | Rank | Wedstrijd | |
|---|---|---|---|
| 08-12 | 2 | Japanese National Championships CX (CN) | |
| 24-11 | 3 | Kansai Cyclo Cross Yasu Round (C2) | |
| 17-11 | 7 | Shinshu Cyclocross Nobeyama Kogen Round 2 (C2) | |
| 16-11 | 7 | Shinshu Cyclocross Nobeyama Kogen Round 1 (C2) | |
| 21-09 | 41 |  China International Cyclo-cross event (C2) | |
| Tour de Kumano (2.2) | |||
| 25 |  Klassement | ||
| 02-06 | 35 | Etappe 3Taiji - Taiji (100.0km) | |
| 01-06 | 29 | Etappe 2Kumano - Kumano (109.0km) | |
| 31-05 | 18 | Etappe 1Akagigawa Seiryu Circuit - Akagigawa Seiryu Circuit (110.0km) | |
| 30-05 | 44 | ProloogShingu - Shingu0 | |
| 02-02 | 39 |  UCI Cyclo-cross World Championships (CM) | |