| 1998 |
Began his career in karts |
| 1999 |
Suzuka Kart Championship, ICA class: 1st |
| 2003 |
Esso Formula Toyota: 1st |
| 2004 |
Japanese Formula 3 Championship (TOM’S): 5th |
|
Macau Grand Prix (TOM’S): 13th |
| 2005 |
Japanese Formula 3 Championship (TOM’S): 2nd |
|
Macau Grand Prix (TOM’S): 5th |
|
Super GT (apr): 8th |
| 2006 |
Formula 3 Euro Series (Manor): 7th |
|
Macau Grand Prix (Manor): DNF |
| 2007 |
GP2 Series (DAMS): 6th |
|
Formula 1 (Williams): 22nd (one race) |
| 2008 |
Formula 1 (Williams): 15th |
| 2009 |
Formula 1 (Williams): 20th |
| 2011 |
Formula Nippon (TOM’S): 2nd |
|
Super GT (TOM’S): 7th |
| 2012 |
Le Mans 24 Hours (TOYOTA Racing): DNF |
|
WEC (TOYOTA Racing): 13th (1 win) |
|
Formula Nippon (TOM’S): 1st |
| 2013 |
Le Mans 24 Hours (TOYOTA Racing): 4th |
|
WEC (TOYOTA Racing): 4th (1 win) |
|
Super GT (TOM’S): 3rd (2 wins) |
|
Super Formula (TOM’S): 4th (2 wins) |
| 2014 |
Le Mans 24 Hours (TOYOTA Racing): DNF (poleman) |
|
WEC (TOYOTA Racing) : 8th |
|
Super GT (TOM’S): 5th (2 wins) |
|
Super Formula (TOM’S): 1st (2 wins) |
