# 1986 All Japan Endurance Championship

The 1986 All Japan Endurance Championship was the fourth season of the All Japan Sports Prototype Championship. The 1986 champion was the #1 Advan Alpha Nova Porsche 962C driven by Kunimitsu Takahashi.

## Entry list
### C/LD-1

* 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 |
| ADVAN Sports Nova | Porsche | Porsche 962C | Porsche 935/82 3.0 L Twin Turbo F6 | 1 | Kunimitsu Takahashi | Y | All |
| ADVAN Sports Nova | Porsche | Porsche 962C | Porsche 935/82 3.0 L Twin Turbo F6 | 1 | Kenji Takahashi | Y | All |
| Alpha Cubic Racing Team | Porsche | Porsche 956B | Porsche 935/79 2.6 L Twin Turbo F6 | 2 | Noritake Takahara | B | All |
| Alpha Cubic Racing Team | Porsche | Porsche 956B | Porsche 935/79 2.6 L Twin Turbo F6 | 2 | Chiyomi Totani | B | All |
| Alpha Cubic Racing Team | Porsche | Porsche 956B | Porsche 935/79 2.6 L Twin Turbo F6 | 2 | Kenji Tohira | B | All |
| Auto Beaurex Motorsport | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 3 | Naoki Nagasaka | D | All |
| Auto Beaurex Motorsport | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 3 | Taku Akaike | D | 1 |
| Auto Beaurex Motorsport | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 3 | Steven Andskär | D | 2–6 |
| Auto Beaurex Motorsport | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 5 | Kazuo Mogi | Y | All |
| Auto Beaurex Motorsport | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 5 | Toshio Motohashi | Y | 1–4 |
| Auto Beaurex Motorsport | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 5 | Hideshi Matsuda | Y | 3–5 |
| Auto Beaurex Motorsport | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 5 | Naoki Nagasaka | Y | 5 |
| Auto Beaurex Motorsport | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 5 | Will Hoy | Y | 6 |
| Trust Racing Team | Porsche | Porsche 962C | Porsche 935/82 3.0 L Twin Turbo F6 | 7 | Vern Schuppan | D | All |
| Trust Racing Team | Porsche | Porsche 962C | Porsche 935/82 3.0 L Twin Turbo F6 | 7 | George Fouché | D | 2–5 |
| Trust Racing Team | Porsche | Porsche 962C | Porsche 935/82 3.0 L Twin Turbo F6 | 7 | Keiichi Suzuki | D | 2–6 |
| Person's Racing Team | Nissan | Nissan R86V | Nissan VG30ET 3.0 L Twin Turbo V6 | 8 | Keiji Matsumoto | B | 2–6 |
| Person's Racing Team | Nissan | Nissan R86V | Nissan VG30ET 3.0 L Twin Turbo V6 | 8 | Aguri Suzuki | B | 2–6 |
| Person's Racing Team | Nissan | Nissan R86V | Nissan VG30ET 3.0 L Twin Turbo V6 | 8 | Tiff Needell | B | 4 |
| CARA International Racing | LeMans | LeMans LM06C | Toyota 4T-GT 2.1 L Turbo I4 | 12 | Akio Morimoto | Y | 4–6 |
| CARA International Racing | LeMans | LeMans LM06C | Toyota 4T-GT 2.1 L Turbo I4 | 12 | Franz Konrad | Y | 4–6 |
| Hermanos | MCS | MCS Guppy | BMW M12/7 2.0 L I4 | 14 | Yasuo Ishimura | D | 4 |
| Hermanos | MCS | MCS Guppy | BMW M12/7 2.0 L I4 | 14 | Masahiro Kimoto | D | 4 |
| SARD | SARD | SARD MC86X | Toyota 4T-GT 2.1 L Turbo I4 | 19 | Shuroku Sasaki | D | 3–5 |
| SARD | SARD | SARD MC86X | Toyota 4T-GT 2.1 L Turbo I4 | 19 | Yasuhiro Okamoto | D | 3–4 |
| SARD | SARD | SARD MC86X | Toyota 4T-GT 2.1 L Turbo I4 | 19 | Kiyoshi Misaki | D | 4 |
| SARD | SARD | SARD MC86X | Toyota 4T-GT 2.1 L Turbo I4 | 19 | David Sears | D | 5–6 |
| Central 20 Racing Team | Lola | Lola T810 | Nissan VG30ET 3.0 L Twin Turbo V6 | 20 | Haruhito Yanagida | D | All |
| Central 20 Racing Team | Lola | Lola T810 | Nissan VG30ET 3.0 L Twin Turbo V6 | 20 | Takamasa Nakagawa | D | All |
| Hoshino Racing | Nissan | Nissan R86V | Nissan VG30ET 3.0 L Twin Turbo V6 | 23 | Kazuyoshi Hoshino | B | 1, 3–6 |
| Hoshino Racing | Nissan | Nissan R86V | Nissan VG30ET 3.0 L Twin Turbo V6 | 23 | Osamu Nakako | B | 1, 3–6 |
| From A Racing | Porsche | Porsche 956B | Porsche 935/79 2.6 L Twin Turbo F6 | 27 | Jiro Yoneyama | D | All |
| From A Racing | Porsche | Porsche 956B | Porsche 935/79 2.6 L Twin Turbo F6 | 27 | Hideki Okada | D | All |
| From A Racing | Porsche | Porsche 956B | Porsche 935/79 2.6 L Twin Turbo F6 | 27 | Tsunehisa Asai | D | All |
| Hasemi Motorsport | Nissan | Nissan R85V | Nissan VG30T/C 3.0 L Twin Turbo V6 | 32 | Masahiro Hasemi | B | 1–3 |
| Hasemi Motorsport | Nissan | Nissan R85V | Nissan VG30T/C 3.0 L Twin Turbo V6 | 32 | Takao Wada | B | 1–3 |
| Hasemi Motorsport | Nissan | Nissan R86V | Nissan VG30T/C 3.0 L Twin Turbo V6 | 32 | Masahiro Hasemi | B | 4–6 |
| Hasemi Motorsport | Nissan | Nissan R86V | Nissan VG30T/C 3.0 L Twin Turbo V6 | 32 | Takao Wada | B | 4–6 |
| TOM'S | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 35 | Hitoshi Ogawa | B | 1–2 |
| TOM'S | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 35 | Toshio Suzuki | B | 1 |
| TOM'S | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 35 | Motoharu Kurosawa | B | 2 |
| TOM'S | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 35 | Kaoru Hoshino | B | 2 |
| TOM'S | Toyota | TOM'S 86C | Toyota 3S-GT 2.1 L Turbo I4 | 35 | Hitoshi Ogawa | B | 3–6 |
| TOM'S | Toyota | TOM'S 86C | Toyota 3S-GT 2.1 L Turbo I4 | 35 | Kaoru Hoshino | B | 3–5 |
| TOM'S | Toyota | TOM'S 86C | Toyota 3S-GT 2.1 L Turbo I4 | 35 | Motoharu Kurosawa | B | 3–4 |
| TOM'S | Toyota | TOM'S 86C | Toyota 3S-GT 2.1 L Turbo I4 | 35 | Toshio Suzuki | B | 5–6 |
| TOM'S | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 36 | Geoff Lees | B | 1–2 |
| TOM'S | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 36 | Masanori Sekiya | B | 1–2 |
| TOM'S | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 36 | Toshio Suzuki | B | 2 |
| TOM'S | Toyota | TOM'S 86C | Toyota 3S-GT 2.1 L Turbo I4 | 36 | Geoff Lees | B | 3–5 |
| TOM'S | Toyota | TOM'S 86C | Toyota 3S-GT 2.1 L Turbo I4 | 36 | Masanori Sekiya | B | 3–6 |
| TOM'S | Toyota | TOM'S 86C | Toyota 3S-GT 2.1 L Turbo I4 | 36 | Toshio Suzuki | B | 3 |
| TOM'S | Toyota | TOM'S 86C | Toyota 3S-GT 2.1 L Turbo I4 | 36 | Satoru Nakajima | B | 5–6 |
| Team Ikuzawa | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 37 | Kenny Acheson | D | 1–2 |
| Team Ikuzawa | Toyota | TOM'S 85C | Toyota 4T-GT 2.1 L Turbo I4 | 37 | Michael Roe | D | 1–2 |
| Team Ikuzawa | Toyota | TOM'S 86C | Toyota 3S-GT 2.1 L Turbo I4 | 37 | Kenny Acheson | D | 3–6 |
| Team Ikuzawa | Toyota | TOM'S 86C | Toyota 3S-GT 2.1 L Turbo I4 | 37 | Michael Roe | D | 3–6 |
| Wacoal Dome | Toyota | TOM'S 84C | Toyota 4T-GT 2.1 L Turbo I4 | 38 | Eje Elgh | D | 1–2 |
| Wacoal Dome | Toyota | TOM'S 84C | Toyota 4T-GT 2.1 L Turbo I4 | 38 | Beppe Gabbiani | D | 1–2 |
| Wacoal Dome | Toyota | TOM'S 86C | Toyota 3S-GT 2.1 L Turbo I4 | 38 | Eje Elgh | D | 2–6 |
| Wacoal Dome | Toyota | TOM'S 86C | Toyota 3S-GT 2.1 L Turbo I4 | 38 | Beppe Gabbiani | D | 2–5 |
| Wacoal Dome | Toyota | TOM'S 86C | Toyota 3S-GT 2.1 L Turbo I4 | 38 | Thomas Danielsson | D | 6 |
| Mazdaspeed | Mazda | Mazda 757 | Mazda RE13G 2.0 L 3-rotor | 170 | Yoshimi Katayama | D | 1, 3–6 |
| Mazdaspeed | Mazda | Mazda 757 | Mazda RE13G 2.0 L 3-rotor | 170 | Yojiro Terada | D | 1, 3–6 |
| Mazdaspeed | Mazda | Mazda 757 | Mazda RE13G 2.0 L 3-rotor | 170 | Pierre Dieudonné | D | 1, 4–5 |
| Mazdaspeed | Mazda | Mazda 757 | Mazda RE13G 2.0 L 3-rotor | 171 | Takashi Yorino | D | 3–6 |
| Mazdaspeed | Mazda | Mazda 757 | Mazda RE13G 2.0 L 3-rotor | 171 | David Kennedy | D | 3–6 |

### A

| Team | Make | Car | Engine | No. | Drivers | Tyre | Rounds |
| Shinryo Auto | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 6 | Akihiro Masuda | B | 1, 4 |
| Shinryo Auto | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 6 | Hideki Uemura | B | 1, 4 |
| Heian Jidosha | Manatee | Manatee Mk.IV | Mazda RE13B 1.3 L 2-rotor | 8 | Minoru Ogino | Y | 1 |
| Heian Jidosha | Manatee | Manatee Mk.IV | Mazda RE13B 1.3 L 2-rotor | 8 | Satoru Hisada | Y | 1 |
| Katayama Racing | Oscar | Oscar SK85 | Mazda RE13B 1.3 L 2-rotor | 9 | Shigeo Torige | D | 4 |
| Katayama Racing | Oscar | Oscar SK85 | Mazda RE13B 1.3 L 2-rotor | 9 | Soichiro Tanaka | D | 4 |
| Katayama Racing | Oscar | Oscar SK85 | Mazda RE13B 1.3 L 2-rotor | 9 | Hiroaki Ishii | D | 4 |
| Levis Cars | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 10 | Nobuyuki Saka | B | 1, 4 |
| Levis Cars | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 10 | Nobuo Naka | B | 1, 4 |
| Levis Cars | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 10 | Ichiro Mizuno | B | 4 |
| Auto Kamida | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 11 | Masako Fujikawa | Y | 4 |
| Auto Kamida | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 11 | Shigeki Matsui | Y | 4 |
| Daiichi Hanbai | Manatee | Manatee Mk.IV | Mazda RE13B 1.3 L 2-rotor | 12 | Ichiro Mizuno | B | 1 |
| Daiichi Hanbai | Manatee | Manatee Mk.IV | Mazda RE13B 1.3 L 2-rotor | 12 | Tetsuya Kasai | B | 1 |
| Capris Enterprise | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 15 | Kazuyoshi Sakamoto | B | 1 |
| Capris Enterprise | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 15 | Akio Yamamoto | B | 1 |
| Capris Enterprise | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 15 | Kenji Iya | B | 1 |
| Auto European | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 15 | Katsunori Iketani | Y | 4 |
| Auto European | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 15 | Hideo Hosoya | Y | 4 |
| Auto European | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 15 | Ryuji Nakajima | Y | 4 |
| Cosmos | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 17 | Yoshifumi Yamazaki | D | 1, 4 |
| Cosmos | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 17 | Masaki Ohashi | D | 1, 4 |
| Cosmos | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 17 | Naoto Chikada | D | 4 |
| Tecnica Racing | West | West 83S-II | Mazda RE13B 1.3 L 2-rotor | 19 | Fumiko Shinoda | B | 1 |
| Tecnica Racing | West | West 83S-II | Mazda RE13B 1.3 L 2-rotor | 19 | Makoto Nakayama | B | 1 |
| Checker/Flat Out | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 22 | Makoto Kaneko | D | 4 |
| Checker/Flat Out | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 22 | Tetsuya Ota | D | 4 |
| Checker/Flat Out | West | West 85S | Mazda RE13B 1.3 L 2-rotor | 22 | Mutsumi Kumagaya | D | 4 |
| Matsumoto Hikkoshi Center | Oscar | Oscar SK85 | Mazda RE13B 1.3 L 2-rotor | 29 | Kazuo Emi | D | 4 |
| Matsumoto Hikkoshi Center | Oscar | Oscar SK85 | Mazda RE13B 1.3 L 2-rotor | 29 | Hideki Ogawa | D | 4 |
| Matsumoto Hikkoshi Center | Oscar | Oscar SK85 | Mazda RE13B 1.3 L 2-rotor | 29 | Norihiro Takeda | D | 4 |
| Horii Racing | West | West 83S-II | Mazda RE13B 1.3 L 2-rotor | 31 | Nobuyoshi Horii | B | 1, 4 |
| Horii Racing | West | West 83S-II | Mazda RE13B 1.3 L 2-rotor | 31 | Hajime Kajiwara | B | 1, 4 |
| Taisei Insatsu | West | West 83S-II | Mazda RE13B 1.3 L 2-rotor | 33 | Seiji Imoto | D | 4 |
| Taisei Insatsu | West | West 83S-II | Mazda RE13B 1.3 L 2-rotor | 33 | Tadao Yamauchi | D | 4 |
| Taisei Insatsu | West | West 83S-II | Mazda RE13B 1.3 L 2-rotor | 33 | Kazuo Fujita | D | 4 |
| ADVAN | Manatee | Manatee Mk.IV | Mazda RE13B 1.3 L 2-rotor | 39 | Masakazu Okawa | Y | 4 |
| ADVAN | Manatee | Manatee Mk.IV | Mazda RE13B 1.3 L 2-rotor | 39 | Takayuki Kinoshita | Y | 4 |
| ADVAN | Manatee | Manatee Mk.IV | Mazda RE13B 1.3 L 2-rotor | 39 | Mitsumasa Watanabe | Y | 4 |
| Toda Toso | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 44 | Katsuhisa Toda | B | 4 |
| Toda Toso | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 44 | Tatsumi Aoyama | B | 4 |
| First Mordling | Collage | Collage FM45 | Mazda RE13B 1.3 L 2-rotor | 45 | Satoshi Kakimoto | D | 1, 4 |
| First Mordling | Collage | Collage FM45 | Mazda RE13B 1.3 L 2-rotor | 45 | Taido Hashimoto | D | 1 |
| First Mordling | Collage | Collage FM45 | Mazda RE13B 1.3 L 2-rotor | 45 | Fuminori Shimogishi | D | 4 |
| First Mordling | Collage | Collage FM45 | Mazda RE13B 1.3 L 2-rotor | 45 | Masaharu Kinoshita | D | 4 |
| First Mordling | Nissan | Nissan Silvia | Nissan FJ20E 2.0 L I4 | 78 | Makio Nonaka | D | 1 |
| First Mordling | Nissan | Nissan Silvia | Nissan FJ20E 2.0 L I4 | 78 | Junichi Ikura | D | 1 |
| Limit | Oscar | Oscar SK85 | Mazda RE13B 1.3 L 2-rotor | 47 | Hisatoyo Goto | D | 1, 4 |
| Limit | Oscar | Oscar SK85 | Mazda RE13B 1.3 L 2-rotor | 47 | Shuroku Sasaki | D | 1 |
| Limit | Oscar | Oscar SK85 | Mazda RE13B 1.3 L 2-rotor | 47 | Kozo Okumura | D | 4 |
| Roebel/Modena | Oscar | Oscar SK85 | Mazda RE13B 1.3 L 2-rotor | 48 | Keiichi Mizutani | Y | 1, 4 |
| Roebel/Modena | Oscar | Oscar SK85 | Mazda RE13B 1.3 L 2-rotor | 48 | Naoki Wakasugi | Y | 1 |
| Roebel/Modena | Oscar | Oscar SK85 | Mazda RE13B 1.3 L 2-rotor | 48 | Yuzo Kamata | Y | 4 |
| Roebel/Modena | Oscar | Oscar SK85 | Mazda RE13B 1.3 L 2-rotor | 48 | Yoshiyuki Ogura | Y | 4 |
| FET | Maxim | Maxim 61S | Mazda RE13B 1.3 L 2-rotor | 54 | Tatsuki Ichijima | D | 4 |
| FET | Maxim | Maxim 61S | Mazda RE13B 1.3 L 2-rotor | 54 | Seiichi Sodeyama | D | 4 |
| FET | Maxim | Maxim 61S | Mazda RE13B 1.3 L 2-rotor | 54 | Shigeharu Kumakura | D | 4 |
| O&K | Toyota | Toyota Sprinter Trueno | Toyota 4A 1.6 L I4 | 67 | Satoshi Fujita | D | 6 |
| O&K | Toyota | Toyota Sprinter Trueno | Toyota 4A 1.6 L I4 | 67 | Shuzo Harako | D | 6 |
| O&K | Toyota | Toyota Sprinter Trueno | Toyota 4A 1.6 L I4 | 86 | Satoshi Fujita | D | 1 |
| O&K | Toyota | Toyota Sprinter Trueno | Toyota 4A 1.6 L I4 | 86 | Shuji Fujii | D | 1 |
| Rock'n Beat Simon | West | West 83S-II | Mazda RE13B 1.3 L 2-rotor | 72 | Hiroaki Ishii | B | 1 |
| Rock'n Beat Simon | West | West 83S-II | Mazda RE13B 1.3 L 2-rotor | 72 | Takeshi Morimoto | B | 1 |
| Rock'n Beat Simon | West | West 83S-II | Mazda RE13B 1.3 L 2-rotor | 72 | Yoshiyuki Ogura | B | 1 |
| Yukihiro Hane | Manatee | Manatee Mk.IV | Mazda RE13B 1.3 L 2-rotor | 72 | Yukihiro Hane | B | 4 |
| Yukihiro Hane | Manatee | Manatee Mk.IV | Mazda RE13B 1.3 L 2-rotor | 72 | Tetsuya Kasai | B | 4 |
| Road Runner Racing Team | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 77 | Chikage Oguchi | D | 2–4 |
| Road Runner Racing Team | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 77 | Shuji Fujii | D | 2, 4 |
| Road Runner Racing Team | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 77 | Kazuhiko Oda | D | 3–4 |

### LD-2

| Team | Make | Car | Engine | No. | Drivers | Tyre | Rounds |
| OZ Racing | MCS | MCS Guppy | Mazda RE13B 1.3 L 2-rotor | 21 | Kenji Seino | D | 2–6 |
| OZ Racing | MCS | MCS Guppy | Mazda RE13B 1.3 L 2-rotor | 21 | Mutsuo Kazama | D | 2–6 |
| OZ Racing | MCS | MCS Guppy | Mazda RE13B 1.3 L 2-rotor | 21 | Shuji Fujii | D | 5 |
| Mr S Racing Product | MCS | MCS Guppy | BMW M12/7 2.0 L I4 | 96 | Toru Sawada | D | 3, 5 |
| Mr S Racing Product | MCS | MCS Guppy | BMW M12/7 2.0 L I4 | 96 | Seiichi Sodeyama | D | 3, 5 |
| Mr S Racing Product | MCS | MCS Guppy | BMW M12/7 2.0 L I4 | 96 | Shuji Fujii | D | 3 |

### LD-3

| Team | Make | Car | Engine | No. | Drivers | Tyre | Rounds |
| Torii Engineering | Toyota | Toyota Sprinter Trueno | Toyota 4A 1.6 L I4 | 5 | Hiroyuki Nodi | Y | 2–3 |
| Torii Engineering | Toyota | Toyota Sprinter Trueno | Toyota 4A 1.6 L I4 | 5 | Masami Ishikawa | Y | 2–3 |
| Torii Engineering | Toyota | Toyota Sprinter Trueno | Toyota 4A 1.6 L I4 | 10 | Hiroyuki Nodi | Y | 6 |
| Torii Engineering | Toyota | Toyota Sprinter Trueno | Toyota 4A 1.6 L I4 | 10 | Masami Ishikawa | Y | 6 |
| AMRC | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 12 | Shinya Nishizawa | D | 2 |
| AMRC | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 12 | Fumio Suzuki | D | 2 |
| AMRC | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 18 | Yutaka Fukuda | D | 6 |
| AMRC | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 18 | Shinpachi Nishizawa | D | 6 |
| ERC | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 16 | Masaatsu Oya | D | 2–3, 6 |
| ERC | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 16 | Kinji Suzuki | D | 2–3 |
| ERC | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 16 | Yuji Takano | D | 3, 6 |
| Mazda Sport Car Club | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 30 | Iwao Sugai | D | 2–6 |
| Mazda Sport Car Club | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 30 | Hiroshi Sugai | D | 2–6 |
| Mazda Auto Nishi Tokyo | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 55 | Toshihiro Fukazawa | D | 2–3, 6 |
| Mazda Auto Nishi Tokyo | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 55 | Shigeru Miura | D | 2–3, 6 |
| Mazda Auto Nishi Tokyo | Mazda | Mazda RX-7 254 | Mazda RE13B 1.3 L 2-rotor | 55 | Toshiyuki Abe | D | 2–3 |
| Build Factory | Nissan | Nissan Fairlady Z | Mazda RE13B 1.3 L 2-rotor | 68 | Tetsuya Kawasaki | D | 3, 6 |
| Build Factory | Nissan | Nissan Fairlady Z | Mazda RE13B 1.3 L 2-rotor | 68 | Shuji Fujii | D | 3, 6 |
| Tomei Jidosha | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 71 | Yoshiaki Jitsukawa | D | 2–3, 6 |
| Tomei Jidosha | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 71 | Motoji Sekine | D | 2 |
| Tomei Jidosha | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 71 | Masao Endo | D | 3, 6 |
| Tomei Jidosha | Nissan | Nissan Sunny | Nissan A12 1.3 L I4 | 71 | Michie Shinbori | D | 3 |
| Koyata Engei Racing | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 80 | Shigeru Yokoyama | B | 2–3, 6 |
| Koyata Engei Racing | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 80 | Akio Yokoyama | B | 2–3, 6 |
| Koyata Engei Racing | Mazda | Mazda RX-7 253 | Mazda RE13B 1.3 L 2-rotor | 80 | Kenichi Suzuki | B | 3 |

## Schedule

All races were held in Japan.
| Round | Race | Circuit | Date |
| 1 | International Suzuka 500 km | Suzuka Circuit | 6 April |
| 2 | All Japan Fuji 1000 km | Fuji Speedway | 4 May |
| 3 | All Japan Fuji 500 Miles | Fuji Speedway | 20 July |
| 4 | International Suzuka 1000 km | Suzuka Circuit | 24 August |
| 5 | WEC-Japan | Fuji Speedway | 5 October |
| 6 | All Japan Fuji 500 km | Fuji Speedway | 23 November |

## Season results

Season results are as follows:
| Round | Circuit | Winning Team |
| Round | Circuit | Winning Drivers |
| 1 | Suzuka Circuit | #1 Advan Sports Nova [ja] Porsche 962C |
| 1 | Suzuka Circuit | Kunimitsu Takahashi Kenji Takahashi |
| 2 | Mt. Fuji Report | #1 Advan Sports Nova [ja] Porsche 962C |
| 2 | Mt. Fuji Report | Kunimitsu Takahashi Kenji Takahashi |
| 3 | Mt. Fuji | #7 Trust Racing Team [ja] Porsche 956 |
| 3 | Mt. Fuji | Vern Schuppan Keiichi Suzuki |
| 4 | Suzuka Circuit Report | #27 FromA [ja] Racing [ja] Porsche 956 |
| 4 | Suzuka Circuit Report | Jiro Yoneyama Hideki Okada Tsunehisa Asai |
| 5 | Mt. Fuji Report | #7 Joest Racing Porsche 956 |
| 5 | Mt. Fuji Report | Paolo Barilla Piercarlo Ghinzani |
| 6 | Mt. Fuji | #7 Trust Racing Team [ja] Porsche 956 |
| 6 | Mt. Fuji | Vern Schuppan Keiichi Suzuki |

## Point Ranking
### Drivers

| Rank | Drivers | Number/Team | Points | Wins |
| 1 | Kunimitsu Takahashi | #1 Advan Sports Nova [ja] Porsche 962C #25 Advan Sports Nova Porsche 962C | 70 | 2 |
| 2 | Kenji Takahashi | #1 Advan Sports Nova [ja] Porsche 962C #25 Advan Sports Nova Porsche 962C | 70 | 2 |
| 3 | Vern Schuppan | #7 Trust Racing Team [ja] Porsche 956 #60 Trust Racing Team Porsche 956 | 54 | 2 |
| 4 | Hideki Okada | #27 FromA [ja] Racing [ja] Porsche 956 | 53 | 1 |
| 5 | Tsunehisa Asai | #27 FromA [ja] Racing [ja] Porsche 956 | 53 | 1 |