All available race results So Tanaka
| Date | Race | Rank |
| 24/09 | World Championships U23 Road Race | 69 |
Rider information for 2005
| Rank | 1397 |
| Score | 11 |
| Name | So TANAKA |
| Country | Japan |
| Team | Elite without contract |
| Date | Race | Rank |
| 31/03 | Route Adélie de Vitré | 60 |
| 25/07 | Prueba Villafranca-Ordiziako Klasika | 76 |
Rider information for 2006
| Rank | 3388 |
| Score | 0 |
| Name | So TANAKA |
| Country | Japan |
| Team | Cycle Racing Team Vang |