# 1983 All Japan Endurance Championship

The 1983 All Japan Endurance Championship was the inaugural season of the All Japan Sports Prototype Championship. The series champion was the #1 Trust Racing Team Porsche 956 driven by Australian Vern Schuppan, who earlier in the year had won the 1983 24 Hours of Le Mans.

## Entry list
### C

* For the WEC-Japan event, JSPC teams used different car numbers to avoid conflicts with the car numbers of the entrants of the World Sportscar Championship; each car's WEC-Japan race number is displayed in tooltips.
| Team | Make | Car | Engine | No. | Drivers | Tyre | Rounds |
| Trust Racing Team | Porsche | Porsche 956B | Porsche 935/79 2.6 L Twin Turbo F6 | 1 | Vern Schuppan | D | All |
| Trust Racing Team | Porsche | Porsche 956B | Porsche 935/79 2.6 L Twin Turbo F6 | 1 | Naohiro Fujita | D | All |
| Alpha Cubic Racing Team | MCS | MCS Guppy | BMW M12/7 2.0 L I4 | 7 | Chiyomi Totani | B | All |
| Alpha Cubic Racing Team | MCS | MCS Guppy | BMW M12/7 2.0 L I4 | 7 | Taku Akaike | B | All |
| Hasemi Motorsport | Nissan | Nissan Skyline Turbo C | Nissan LZ20B 2.1 L Turbo I4 | 11 | Masahiro Hasemi | D | 2–3 |
| Hasemi Motorsport | Nissan | Nissan Skyline Turbo C | Nissan LZ20B 2.1 L Turbo I4 | 11 | Kenji Tohira | D | 2–3 |
| Mazdaspeed | Mazda | Mazda 717C | Mazda RE13B 1.3 L Twin Turbo 2-rotor | 16 | Yojiro Terada | D | 3 |
| Mazdaspeed | Mazda | Mazda 717C | Mazda RE13B 1.3 L Twin Turbo 2-rotor | 16 | Takashi Yorino | D | 3 |
| Mazdaspeed | Mazda | Mazda 717C | Mazda RE13B 1.3 L Twin Turbo 2-rotor | 16 | Pierre Dieudonné | D | 3 |
| TOM'S | Toyota | Toyota TOM'S Celica C | Toyota 3T-G 2.0 L I4 | 17 | Keiji Matsumoto | B | 1 |
| TOM'S | Toyota | Toyota TOM'S Celica C | Toyota 3T-G 2.0 L I4 | 17 | Masanori Sekiya | B | 1 |
| TOM'S | Toyota | Toyota TOM'S Celica C | Toyota 3T-G 2.0 L I4 | 17 | Kaoru Hoshino | B | 1 |
| TOM'S | Toyota | TOM'S 83C | Toyota 4T-G 2.1 L Twin Turbo I4 | 17 | Keiji Matsumoto | B | 2–3 |
| TOM'S | Toyota | TOM'S 83C | Toyota 4T-G 2.1 L Twin Turbo I4 | 17 | Masanori Sekiya | B | 2–3 |
| TOM'S | Toyota | TOM'S 83C | Toyota 4T-G 2.1 L Twin Turbo I4 | 17 | Kaoru Hoshino | B | 2–3 |
| Central 20 Racing Team | Nissan | Nissan Fairlady Z Turbo C | Nissan LZ20B 2.1 L Twin Turbo I4 | 20 | Haruhito Yanagida | D | 3 |
| Central 20 Racing Team | Nissan | Nissan Fairlady Z Turbo C | Nissan LZ20B 2.1 L Twin Turbo I4 | 20 | Takao Wada | D | 3 |
| Hoshino Racing | Nissan | Nissan Silvia Turbo C | Nissan LZ20B 2.1 L Turbo I4 | 23 | Kazuyoshi Hoshino | B | 2–3 |
| Hoshino Racing | Nissan | Nissan Silvia Turbo C | Nissan LZ20B 2.1 L Turbo I4 | 23 | Akira Hagiwara | B | 2–3 |
| Team Ikuzawa | Toyota | Toyota TOM'S Celica C | Toyota 3T-G 2.0 L I4 | 37 | Geoff Lees | D | 3 |
| Team Ikuzawa | Toyota | Toyota TOM'S Celica C | Toyota 3T-G 2.0 L I4 | 37 | Derek Daly | D | 3 |
| Team Ikuzawa | Toyota | Toyota TOM'S Celica C | Toyota 3T-G 2.0 L I4 | 37 | Toshio Suzuki | D | 3 |
| Auto Beaurex Motorsport | Lotec | Lotec M1C | BMW M88 3.5 L I6 | 65 | Naoki Nagasaka | Y | 3 |
| Auto Beaurex Motorsport | Lotec | Lotec M1C | BMW M88 3.5 L I6 | 65 | Kurt Lotterschmid | Y | 3 |
| Auto Beaurex Motorsport | Lotec | Lotec M1C | BMW M88 3.5 L I6 | 65 | Keiichi Suzuki | Y | 3 |
| Autobacs Dome Motorsport | Dome | Dome RC83 | Ford DFL 4.0 L V8 | 77 | Eje Elgh | D | 2–3 |
| Autobacs Dome Motorsport | Dome | Dome RC83 | Ford DFL 4.0 L V8 | 77 | Tiff Needell | D | 2–3 |
| Misaki Speed | MCS | MCS Guppy | Toyota 18R-G 2.2 L Turbo I4 (Rd. 2) Toyota 4T-GT 2.1 L Turbo I4 (Rd. 3) | 81 | Kiyoshi Misaki | D | 2–3 |
| Misaki Speed | MCS | MCS Guppy | Toyota 18R-G 2.2 L Turbo I4 (Rd. 2) Toyota 4T-GT 2.1 L Turbo I4 (Rd. 3) | 81 | Masakazu Nakamura | D | 2–3 |
| Panasport Japan | Panasport | Panasport C | BMW M12/7 2.0 L I4 | 88 | Aguri Suzuki | D | 3 |
| Panasport Japan | Panasport | Panasport C | BMW M12/7 2.0 L I4 | 88 | Toshio Motohashi | D | 3 |

### B

| Team | Make | Car | Engine | No. | Drivers | Tyre | Rounds |
| Katayama Racing | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 2 | Yoshimi Katayama | D | 2 |
| Katayama Racing | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 2 | Tsunehisa Asai | D | 2 |
| Alpha Cubic Racing Team | Mazda | Mazda RX-7 825 | Mazda RE13B 1.3 L 2-rotor | 3 | Chiyomi Totani | D | 1 |
| Alpha Cubic Racing Team | Mazda | Mazda RX-7 825 | Mazda RE13B 1.3 L 2-rotor | 3 | Taku Akaike | D | 1 |
| MO Racing | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 5 | Hiroyuki Ono | D | 1 |
| MO Racing | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 5 | Kazuo Mogi | D | 1 |
| Capris Enterprise | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 6 | Kazuyoshi Sakamoto | D | 1–2 |
| Capris Enterprise | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 6 | Kenji Iya | D | 1–2 |
| Yours Sports | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 7 | Takashi Yorino | B | 1–2 |
| Yours Sports | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 7 | Chikage Oguchi | B | 1–2 |
| Yours Sports | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 8 | Takashi Tosa | B | 1–2 |
| Yours Sports | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 8 | Hideki Okada | B | 1–2 |
| TRS Itabashi | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 10 | Tsutomu Itabashi | B | 2 |
| TRS Itabashi | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 10 | Tetsuji Tabata | B | 2 |
| TRS Itabashi | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 10 | Masahiro Kimoto | B | 2 |
| Malibu Motor Sports Club | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 12 | Hironobu Tatsumi | B | 2 |
| Malibu Motor Sports Club | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 12 | Yoshimasa Matsumoto | B | 2 |
| Malibu Motor Sports Club | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 12 | Yoshiyuki Ogura | B | 2 |
| Orient Speed | Isuzu | Isuzu Piazza | Isuzu 4ZC1 2.0 L I4 | 14 | Akihiko Koto | D | 1 |
| Orient Speed | Isuzu | Isuzu Piazza | Isuzu 4ZC1 2.0 L I4 | 14 | Shuichi Ogata | D | 1 |
| Yoshiro Takaoka | Subaru | Subaru Leone | Subaru EA81 1.8 L F4 | 14 | Yoshiro Takaoka | B | 2 |
| Yoshiro Takaoka | Subaru | Subaru Leone | Subaru EA81 1.8 L F4 | 14 | Koichi Tahara | B | 2 |
| Yoshiro Takaoka | Subaru | Subaru Leone | Subaru EA81 1.8 L F4 | 14 | Akihiko Nakaya | B | 2 |
| Japan Sports Car Club | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 17 | Yoshimasa Matsumoto | D | 1 |
| JACS Racing Team | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 25 | Kozo Kamata | BF | 2 |
| JACS Racing Team | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 25 | Tetsuya Ota | BF | 2 |
| Nagata Racing | Toyota | Toyota Corolla | Toyota 18R-G 2.0 L I4 | 27 | Tetsuhide Nagata | D | 2 |
| Nagata Racing | Toyota | Toyota Corolla | Toyota 18R-G 2.0 L I4 | 27 | Koichi Iwaki | D | 2 |
| Nagata Racing | Toyota | Toyota Corolla | Toyota 18R-G 2.0 L I4 | 27 | Makoto Nakamura | D | 2 |
| Akeno Car | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 33 | Fumio Inagaki | D | 1 |
| Akeno Car | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 33 | Masaaki Imai | D | 1 |
| Marukatsu Racing | Chevrolet | Chevrolet Corvette | Chevrolet LS6 7.4 L V8 | 93 | Tomohiko Tsutsumi | D | 1 |
| Marukatsu Racing | Chevrolet | Chevrolet Corvette | Chevrolet LS6 7.4 L V8 | 93 | Shuroku Sasaki | D | 1 |
| Tomei Jidosha | Nissan | Nissan 240RS | Nissan FJ24 2.4 L I4 | 102 | Eiji Shibuya | D | 3 |
| Tomei Jidosha | Nissan | Nissan 240RS | Nissan FJ24 2.4 L I4 | 102 | Fumio Aiba | D | 3 |

### A

| Team | Make | Car | Engine | No. | Drivers | Tyre | Rounds |
| Horii Racing | West | West 83S | Subaru EA81 1.8 L F4 | 5 | Nobuyoshi Horii | D | 2 |
| Horii Racing | West | West 83S | Subaru EA81 1.8 L F4 | 5 | Hajime Kajiwara | D | 2 |
| Mariko Racing Team | West | West 83S | Subaru EA81 1.8 L F4 | 9 | Osamu Nakajima | B | 2 |
| Mariko Racing Team | West | West 83S | Subaru EA81 1.8 L F4 | 9 | Kazunori Kyutoku | B | 2 |
| Autobacs Racing Team | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 10 | Ron Brown | D | 1 |
| Autobacs Racing Team | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 10 | Hideo Fukuyama | D | 1 |
| Cockpit Inazawa | Daihatsu | Daihatsu Consorte | Toyota 4K-E 1.3 L I4 | 11 | Shigehito Hirabayashi | D | 1 |
| Cockpit Inazawa | Daihatsu | Daihatsu Consorte | Toyota 4K-E 1.3 L I4 | 11 | Koji Sato | D | 1 |
| KSCC | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 12 | Taido Hashimoto | D | 1 |
| KSCC | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 12 | Masaharu Kinoshita | D | 1 |
| Koichi Nishikawa | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 15 | Koichi Nishikawa | D | 2 |
| Koichi Nishikawa | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 15 | Yasumi Fukao | D | 2 |
| Hiro Racing | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 16 | Makoto Iwasaki | B | 1 |
| Hiro Racing | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 16 | Masashi Kitagawa | B | 1 |
| Hiro Racing | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 30 | Makoto Iwasaki | B | 2 |
| Hiro Racing | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 30 | Kozo Okumura | B | 2 |
| Hideki Ogawa | West | West 83S | Subaru EA81 1.8 L F4 | 16 | Hideki Ogawa | D | 2 |
| Hideki Ogawa | West | West 83S | Subaru EA81 1.8 L F4 | 16 | Shuji Fujii | D | 2 |
| Hideki Ogawa | West | West 83S | Subaru EA81 1.8 L F4 | 16 | Makio Nonaka | D | 2 |
| ARCN | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 18 | Kiyotaka Nonomura | D | 1–2 |
| ARCN | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 18 | Mitsuo Yamamoto | D | 1–2 |
| Central 20 Racing Team | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 20 | Hiroshi Tomioka | D | 1 |
| Central 20 Racing Team | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 20 | Peter Chau | D | 2 |
| Central 20 Racing Team | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 20 | "S. Kockie" | D | 2 |
| Suda Racing | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 21 | Yoshinori Sakurai | B | 1–2 |
| Suda Racing | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 21 | Masafumi Suda | B | 1 |
| Suda Racing | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 21 | Hideki Iida | B | 2 |
| Kumida Racing | West | West 83S | Subaru EA81 1.8 L F4 | 22 | Yukio Minagawa | D | 2 |
| Kumida Racing | West | West 83S | Subaru EA81 1.8 L F4 | 22 | Seiji Omura | D | 2 |
| Racing Service Masakazu | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 24 | Teruki Koshino | B | 2 |
| Racing Service Masakazu | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 24 | Koji Sato | B | 2 |
| Umeda Tuning Shop | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 26 | Masahiro Shimada | B | 2 |
| Umeda Tuning Shop | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 26 | Yoshimasa Fujiwara | B | 2 |
| Kyoko Racing Club | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 44 | Katsuhisa Toda | B | 2 |
| Kyoko Racing Club | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 44 | Toyoaki Iwata | B | 2 |
| Team Yamato | Honda | Honda Civic | Honda EN1 1.3 L I4 | 68 | Tsuguo Ohba | B | 1–2 |
| Team Yamato | Honda | Honda Civic | Honda EN1 1.3 L I4 | 68 | Katsuaki Sato | B | 1–2 |
| TMSC | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 69 | Satoshi Fujita | D | 1–2 |
| TMSC | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 69 | Shuji Fujii | D | 1–2 |
| Bellco West | West | West 83S | Subaru EA81 1.8 L F4 | 76 | Hideki Ogawa | D | 1 |
| Bellco West | West | West 83S | Subaru EA81 1.8 L F4 | 76 | Makio Nonaka | D | 1 |
| NRC | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 92 | Masahiro Kimoto | D | 1 |
| NRC | Toyota | Toyota Starlet | Toyota 4K-E 1.3 L I4 | 92 | Norimasa Sakamoto | D | 1 |

### GT Japan

| Team | Make | Car | Engine | No. | Drivers | Tyre | Rounds |
| Yours Sports | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 120 | Hideki Okada | D | 3 |
| Yours Sports | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 120 | Akio Morimoto | D | 3 |
| Yours Sports | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 120 | Seiichi Okada | D | 3 |
| Yours Sports | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 121 | Chikage Oguchi | D | 3 |
| Yours Sports | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 121 | Toshio Fujimura | D | 3 |
| Trust Racing Team | Toyota | Toyota Celica | Toyota 18R-G 2.0 L I4 | 122 | Ryusaku Hitomi | D | 3 |
| Trust Racing Team | Toyota | Toyota Celica | Toyota 18R-G 2.0 L I4 | 122 | Mitsutake Koma | D | 3 |
| ERC Racing | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 123 | Masaatsu Ohya | D | 3 |
| ERC Racing | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 123 | Shinichi Katsuki | D | 3 |
| ERC Racing | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 123 | Yoshio Ishikawa | D | 3 |
| Sansho Kogyo Racing Team | Mazda | Mazda RX-7 825 | Mazda RE13B 1.3 L 2-rotor | 125 | Toru Shimegi | B | 3 |
| Sansho Kogyo Racing Team | Mazda | Mazda RX-7 825 | Mazda RE13B 1.3 L 2-rotor | 125 | Yoshiyuki Ogura | B | 3 |
| Sansho Kogyo Racing Team | Mazda | Mazda RX-7 825 | Mazda RE13B 1.3 L 2-rotor | 125 | Yoshimasa Matsumoto | B | 3 |
| Mishima Auto Racing | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 126 | Minoru Sawada | D | 3 |
| Mishima Auto Racing | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 126 | Kaneyuki Okamoto | D | 3 |
| Mishima Auto Racing | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 126 | Toyoshi Sugiyama | D | 3 |
| TRS Itabashi | Mazda | Mazda RX-7 253i | Mazda RE13B 1.3 L 2-rotor | 130 | Tsutomu Itabashi | D | 3 |
| TRS Itabashi | Mazda | Mazda RX-7 253i | Mazda RE13B 1.3 L 2-rotor | 130 | Tetsuji Tabata | D | 3 |
| TRS Itabashi | Mazda | Mazda RX-7 253i | Mazda RE13B 1.3 L 2-rotor | 130 | Kimiya Iwanalaya | D | 3 |
| TRS Itabashi | Mazda | Mazda RX-7 253i | Mazda RE13B 1.3 L 2-rotor | 130 | Oneri Wenyapaimi | D | 3 |
| Team No. 3 Racing | Mazda | Mazda RX-7 253i | Mazda RE13B 1.3 L 2-rotor | 133 | Seiji Kusano | D | 3 |
| Team No. 3 Racing | Mazda | Mazda RX-7 253i | Mazda RE13B 1.3 L 2-rotor | 133 | Yasuhiro Isozaki | D | 3 |
| Team No. 3 Racing | Mazda | Mazda RX-7 253i | Mazda RE13B 1.3 L 2-rotor | 133 | Tadao Furusawa | D | 3 |
| Gotanzaka Enterprise | Nissan | Nissan Fairlady Z | Nissan L28E 2.8 L I6 | 136 | Yoshio Nagata | D | 3 |
| Gotanzaka Enterprise | Nissan | Nissan Fairlady Z | Nissan L28E 2.8 L I6 | 136 | Hiroyuki Miyagawa | D | 3 |
| Gotanzaka Enterprise | Nissan | Nissan Fairlady Z | Nissan L28E 2.8 L I6 | 136 | Takamichi Shinohara | D | 3 |
| Tomei Jidosha | Nissan | Nissan Sunny | Nissan LZ14 1.6 L I4 | 171 | Yoshiaki Jitsukawa | D | 3 |
| Tomei Jidosha | Nissan | Nissan Sunny | Nissan LZ14 1.6 L I4 | 171 | Motoji Sekine | D | 3 |
| Shizumatsu Racing | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 180 | Tetsuji Shiratori | D | 3 |
| Shizumatsu Racing | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 180 | Seisaku Suzuki | D | 3 |
| Shizumatsu Racing | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 180 | Osamu Ihara | D | 3 |
| Mazda Sport Car Club | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 181 | Kenji Seino | D | 3 |
| Mazda Sport Car Club | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 181 | Masashi Kitagawa | D | 3 |
| Mazda Sport Car Club | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 181 | Yasaharu Nakajima | D | 3 |
| Mazda Sport Car Club | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 182 | Kanjun Arai | D | 3 |
| Mazda Sport Car Club | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 182 | Yuichi Hagiwara | D | 3 |
| Mazda Sport Car Club | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 182 | Minoru Yajima | D | 3 |

## Schedule

All races were held in Japan.
| Round | Race | Circuit | Date |
| 1 | International Suzuka 500 km | Suzuka Circuit | 3 April |
| 2 | International Suzuka 1000 km | Suzuka Circuit | 28 August |
| 3 | WEC-Japan | Fuji Speedway | 2 October |

## Season results

Season results are as follows:
| Round | Circuit | Winning Team |
| Round | Circuit | Winning Drivers |
| 1 | Suzuka Circuit | #1 Trust Racing Team [ja] Porsche 956 |
| 1 | Suzuka Circuit | Vern Schuppan Naohiro Fujita |
| 2 | Suzuka Circuit Report | #1 Trust Racing Team [ja] Porsche 956 |
| 2 | Suzuka Circuit Report | Vern Schuppan Naohiro Fujita |
| 3 | Mt. Fuji Report | #2 Rothmans Porsche 956 |
| 3 | Mt. Fuji Report | Derek Bell Stefan Bellof |

## Point Ranking
### Drivers

| Rank | Drivers | Number/Team | Points | Wins |
| 1 | Vern Schuppan | #1 Trust Racing Team [ja] Porsche 956 #6 Trust Racing Team Porsche 956 | 52 | 2 |
| 2 | Naohiro Fujita | #1 Trust Racing Team [ja] Porsche 956 #6 Trust Racing Team Porsche 956 | 52 | 2 |
| 3 | Taku Akaike | #7 Alpha Racing Team MCS Guppy-Mazda #62 Alpha Racing Team Mazda 83C | 24 | 0 |
| 4 | Stefan Bellof | #2 Rothmans Porsche 956 | 20 | 1 |
| 5 | Derek Bell | #2 Rothmans Porsche 956 | 20 | 1 |