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 Otsuka, Yoshio | |||||||
| No. | Rank | Points | Date | City | Class | Season | |
| 1 | 12 | 0 | 29.08.1999 | | Gunma | 1/8 GP Off-Road | 1999 |
| 2 | 5 | 0 | 12.09.2004 | | Ichirino | 1/8 GP Off-Road | 2004 |
| 3 | 7 | 0 | 26.11.2006 | | Xtreme Buggy Raceway | 1/8 GP Off-Road | 2006 |
| 4 | 7 | 0 | 23.10.2011 | | Futaba Buggy Tract | 1/8 GP Off-Road | 2011 |
