Info
| Last name | Iwaki |
| First name | Sosei |
| Nationality |  Japan |
| Date of birth | 20-07-2005 |
| Age | 20 |
Results
| Date | Rank | Race |
|---|---|---|
| 27-09 | LAP | Coupe du Japon Misaka International (3) |
| 18-07 | LAP | Japan National Championships - XCO U23 (CN) |
| 21-06 | LAP | Coupe du Japon International Kyoto Yubune Stage (3) |