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 168.158 km/h (104.489 mph). 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

• Fastest lap: Masahiro Hasemi/Anders Olofsson, 1:16:728secs.^[5]