The All Japan Fuji 1000 km, was the sixth round of the 1990 All Japan Sports Prototype Championship and the fourth round of the 1990 Fuji Long Distance Series which was held at the Fuji International Speedway, on October 7, in front of a crowd of approximately 41,000.[1]
A total of 19 cars were entered for the event, in two classes, one for cars running to Group C1 specification and the other to IMSA GTP regulations.[1]
The Nissan Motorsport car of Anders Olofsson and Masahiro Hasemi took pole position, in their Nissan R90CP ahead of team mates Kazuyoshi Hoshino and Toshio Suzuki, by 0.428secs.[2]
The race was held over 224 laps of the Fuji circuit, a distance of 1000 km (actual distance was 1001.28 km). Roland Ratzenberger, and Naoki Nagasaka took the winner spoils for the Toyota Team SARD, driving their Toyota 89C-V. They won with a time of 5hr 57:15.832mins., averaging a speed of 168.158km/h. Second place went to Kazuyoshi Hoshino and Toshio Suzuki in the pole sitting Nissan Motorsport’s Nissan R90CP[3] who finished about 1 minute and 18 seconds adrift. Five laps down, in third place was the Alpha Racing Porsche 962 C of Stanley Dickens and Will Hoy.[4]
Class Winners are in Bold text.
| Pos. | No. | Class | Drivers | Entrant | Car - Engine | Time, Laps | Reason Out | |||
|---|---|---|---|---|---|---|---|---|---|---|
| 1st | 39 | C1 |  Roland Ratzenberger |  Naoki Nagasaka | Toyota Team SARD | Toyota 89C-V | 5:57:15.832 | |||
| 2nd | 23 | C1 | Kazuyoshi Hoshino | Toshio Suzuki | Nissan Motorsports | Nissan R90CP | 5:58:34.540 | |||
| 3rd | 2 | C1 |  Stanley Dickens |  Will Hoy | Alpha Racing | Porsche 962C | 219 | |||
| 4th | 55 | C1 | Eje Elgh |  Tomas Mezera | Omron Racing Team | Porsche 962C | 214 | |||
| 5th | 24 | C1 | Masahiro Hasemi | Anders Olofsson | Nissan Motorsports | Nissan R90CP | 214 | |||
| 6th | 203 | GTP |  Maurizio Sandro Sala | Yoshimi Katayama | Mazdaspeed | Mazda 767B | 211 | |||
| 7th | 201 | GTP | David Kennedy |  Pierre Dieudonné | Mazdaspeed | Mazda 787 | 208 | |||
| DNF | 37 | C1 |  Pierre-Henri Raphanel | Masanori Sekiya | Hitoshi Ogawa | Toyota Team Tom's | Toyota 90C-V | 189 | Transmission | |
| 9th | 230 | GTP | Tetsuji Shiratori | Syuuji Fujii | Pleasure Racing | Mazda 757B | 183 | |||
| DNF | 7 | C1 | Tiff Needell | Derek Bell | Anthony Reid | The Alpha Racing | Porsche 962C | 167 | Suspension | |
| DNF | 1 | C1 | Kunimitsu Takahashi | Kazuo Mogi | Advan Alpha Nova | Porsche 962C | 124 | Accident | ||
| DNF | 33 | C1 | Johnny Herbert | Rickard Rydell | Takefuji Racing Team | Porsche 962C | 110 | Accident | ||
| DNF | 27 | C1 | Akihiko Nakaya | Volker Weidler | Yukihiro Hane | From A Racing | Porsche 962C | 98 | Accident | |
| DNF | 85 | C1 | Takao Wada | Osamu Nakako | Cabin Racing Team With Team Le Mans | Nissan R90V | 97 | Transmission | ||
| DNF | 202 | GTP | Yojiro Terada | Takashi Yorino | Mazdaspeed | Mazda 787 | 39 | Transmission | ||
| DNF | 88 | C1 | Jirou Yoneyama | Hisatoyo Goto | Hideo Fukuyama | British Barn Racing Team | British Barn BB90R | 36 | Electrics | |
| DNF | 100 | C1 | George Fouché | Steven Andskär | Trust Racing Team | Porsche 962C | 20 | Engine | ||
| DNF | 36 | C1 | Hitoshi Ogawa | Keiichi Suzuki | Takuya Kurosawa | Toyota Team Tom's | Toyota 89C-V | 10 | Engine | |
| DSQ | 240 | GTP | "Nogami" | Kazuhiko Oda | Keiichi Mizutani | Lenox Racing | Mazda 757 | ? | Engine repair with outside assistance | |