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 Sahashi, Tadahiko | ||||||
| No. | Rank | Points | Date | City | Season | |
| 1 | 1 | 0 | 18.09.2005 | | Nasu 36 Circuit | 2005 |
| 2 | 6 | 0 | 07.09.2008 | | Hokusei Circuit | 2008 |
| 3 | 2 | 0 | 13.09.2009 | | Hokusei Circuit | 2009 |
| 4 | 9 | 0 | 12.09.2010 | | Hokusei Circuit | 2010 |
| 5 | 10 | 0 | 18.09.2011 | | Ichihara | 2011 |
| 6 | 4 | 0 | 09.09.2012 | | Hokusei Circuit | 2012 |
| 7 | 4 | 0 | 21.07.2013 | | Hokusei Circuit | 2013 |
| 8 | 10 | 0 | 19.10.2014 | | Boss Speed | 2014 |
