1990 All Japan Sports Prototype Championship

Drivers' Champion Japan Masahiro Hasemi Constructors' Champion Japan Nissan

Kalendarz i zwycięzcy wyścigów.

Round Circuit Date Winner Vehicle * Entrant
1Japan Fuji Speedway1990.03.11 Toyota 90C-V Japan Toyota Team TOM'S
-Japan Fuji Speedway1990.04.03Race cancelled
2Japan Fuji Speedway1990.07.22 Nissan R90CP Japan Nissan Motorsports
3Japan Suzuka International Racing Course1990.08.26 Nissan R90CP Japan Nissan Motorsports
4Japan Sportsland SUGO1990.09.16 Nissan R90CP Japan Nissan Motorsports
5Japan Fuji Speedway1990.10.07 Toyota 89C-V  Toyota Team SARD

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