2008
| | Super GT Japan GT300 | | Position: 26 (11 points) | 8 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Arktech Motorsports | | Car: Porsche Boxter |
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2007
| | Super GT Japan GT300 | | Position: 15 (22 points) | 9 races. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Team: Arktech Motorsports | | Car: Porsche 986 Boxster | | Complete results needed. |
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2006
| | Super GT Japan GT300 | | Position: 16 (25 points) | 7 races. 0 wins. 0 pole positions. 1 podium. ? fastest laps. | | Team: DHG Racing | | Car: Ford GT | | Complete results needed. |
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2005
| | Super GT Japan GT500 | | Position: no position | 8 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Hitotsuyama Racing | | Car: Ferrari 550 Maranello |
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2004
| | All-Japan GT Championship GT500 | | Position: no position | 7 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Hitotsuyama Racing | | Car: Ferrari 550 Maranello |
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2003
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2002
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| | | Formula Nippon | | Position: 9 (8 points) | 2 races. 0 wins. 0 pole positions. 1 podium. 1 fastest lap.
| | Team: Team 5Zigen |
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2001
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| | | Formula Nippon | | Position: no position | 1 race. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Dandelion Racing |
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2000
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| | | 1000 km Suzuka - GT500 | |
| Race position: no position. | | Team: Dome Mugen Project | | Car: Honda NSX | | Complete results needed. |
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| | | Formula 3000 International | | Position: no position | 1 race. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: World Racing Team | | Car: Lola T99/50 - Zytek |
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1999
| | Formula Nippon | | Position: 3 (31 points) | 10 races. 2 wins. 1 pole position. 3 podiums. 1 fastest lap.
| | Team: Piaa Nakajima Racing |
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1998
| | Formula 3000 International | | Position: no position | 3 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Nordic | | Car: Lola T96/50 - Zytek |
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1997
| | Formula Nippon | | Position: 4 (20 points) | 9 races. 0 wins. 0 pole positions. 3 podiums. 0 fastest laps.
| | Team: Cosmo Team Cerumo |
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1996
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| | | Le Mans 24h - GT1 class | |
| Race position: no position. | | Team: Team SARD Toyota Co Ltd | | Car: Toytoa Supra LM | | Complete results needed. |
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1995
| | Japanese Touring Car Championship | | Position: 7 (57 points) | 16 races. 0 wins. 0 pole positions. 2 podiums. 0 fastest laps.
| | Team: Toyota Team Cerumo | | Car: Toyota Corona Exiv |
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| | | Formula 3000 Japan | | Position: no position | 5 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Team 5Zigen |
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1994
| | Formula 3000 Japan | | Position: no position | 7 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Dome |
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| | | Formula 3 Macau GP | |
| Race position: no position. | | Team: Now Motor Sports | | Car: Dallara F394 (Toyota) |
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1993
| | Formula 3 Japan | | Position: 4 (31 points) | 10 races. 1 win. 1 pole position. 5 podiums. 2 fastest laps.
| | Team: Now Motor Sports | | Car: Tom's 033F (Toyota) |
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| | | Formula 3 Macau GP | |
| Race position: no position. | | Team: Now Motor Sports | | Car: Tom's 033F (Toyota) |
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1992
| | Formula 3 Japan | | Position: 13 (2 points) | 9 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Now Motor Sports | | Car: Ralt RT36 (Honda) |
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1991
| | Formula 3 Japan | | Position: 16 (4 points) | 8 races. 0 wins. 0 pole positions. 1 podium. 0 fastest laps.
| | Team: Now Motor Sports | | Car: Ralt RT35 (Honda) | | Car: Ralt RT34 (Honda) |
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