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
Naohiro Fujita All
Alpha Cubic Racing Team MCS MCS Guppy BMW M12/7 2.0 L I4 7 Chiyomi Totani B All
Taku Akaike All
Hasemi Motorsport Nissan Nissan Skyline Turbo C Nissan LZ20B 2.1 L Turbo I4 11 Masahiro Hasemi D 2–3
Kenji Tohira 2–3
Mazdaspeed Mazda Mazda 717C Mazda RE13B 1.3 L Twin Turbo 2-rotor 16 Yojiro Terada D 3
Takashi Yorino 3
Pierre Dieudonné 3
TOM'S Toyota Toyota TOM'S Celica C Toyota 3T-G 2.0 L I4 17 Keiji Matsumoto B 1
Masanori Sekiya 1
Kaoru Hoshino 1
TOM'S 83C Toyota 4T-G 2.1 L Twin Turbo I4 Keiji Matsumoto 2–3
Masanori Sekiya 2–3
Kaoru Hoshino 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
Takao Wada 3
Hoshino Racing Nissan Nissan Silvia Turbo C Nissan LZ20B 2.1 L Turbo I4 23 Kazuyoshi Hoshino B 2–3
Akira Hagiwara 2–3
Team Ikuzawa Toyota Toyota TOM'S Celica C Toyota 3T-G 2.0 L I4 37 Geoff Lees D 3
Derek Daly 3
Toshio Suzuki 3
Auto Beaurex Motorsport Lotec Lotec M1C BMW M88 3.5 L I6 65 Naoki Nagasaka Y 3
Kurt Lotterschmid 3
Keiichi Suzuki 3
Autobacs Dome Motorsport Dome Dome RC83 Ford DFL 4.0 L V8 77 Eje Elgh D 2–3
Tiff Needell 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
Masakazu Nakamura 2–3
Panasport Japan Panasport Panasport C BMW M12/7 2.0 L I4 88 Aguri Suzuki D 3
Toshio Motohashi 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
Tsunehisa Asai 2
Alpha Cubic Racing Team Mazda Mazda RX-7 825 Mazda RE13B 1.3 L 2-rotor 3 Chiyomi Totani D 1
Taku Akaike 1
MO Racing Mazda Mazda RX-7 253 Mazda RE13B 1.3 L 2-rotor 5 Hiroyuki Ono D 1
Kazuo Mogi 1
Capris Enterprise Mazda Mazda RX-7 253 Mazda RE13B 1.3 L 2-rotor 6 Kazuyoshi Sakamoto D 1–2
Kenji Iya 1–2
Yours Sports Mazda Mazda RX-7 254 Mazda RE13B 1.3 L 2-rotor 7 Takashi Yorino B 1–2
Chikage Oguchi 1–2
Mazda RX-7 253 8 Takashi Tosa 1–2
Hideki Okada 1–2
TRS Itabashi Mazda Mazda RX-7 253 Mazda RE13B 1.3 L 2-rotor 10 Tsutomu Itabashi B 2
Tetsuji Tabata 2
Masahiro Kimoto 2
Malibu Motor Sports Club Mazda Mazda RX-7 253 Mazda RE13B 1.3 L 2-rotor 12 Hironobu Tatsumi B 2
Yoshimasa Matsumoto 2
Yoshiyuki Ogura 2
Orient Speed Isuzu Isuzu Piazza Isuzu 4ZC1 2.0 L I4 14 Akihiko Koto D 1
Shuichi Ogata 1
Yoshiro Takaoka Subaru Subaru Leone Subaru EA81 1.8 L F4 14 Yoshiro Takaoka B 2
Koichi Tahara 2
Akihiko Nakaya 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
Tetsuya Ota 2
Nagata Racing Toyota Toyota Corolla Toyota 18R-G 2.0 L I4 27 Tetsuhide Nagata D 2
Koichi Iwaki 2
Makoto Nakamura 2
Akeno Car Mazda Mazda RX-7 253 Mazda RE13B 1.3 L 2-rotor 33 Fumio Inagaki D 1
Masaaki Imai 1
Marukatsu Racing Chevrolet Chevrolet Corvette Chevrolet LS6 7.4 L V8 93 Tomohiko Tsutsumi D 1
Shuroku Sasaki 1
Tomei Jidosha Nissan Nissan 240RS Nissan FJ24 2.4 L I4 102 Eiji Shibuya D 3
Fumio Aiba 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
Hajime Kajiwara 2
Mariko Racing Team West West 83S Subaru EA81 1.8 L F4 9 Osamu Nakajima B 2
Kazunori Kyutoku 2
Autobacs Racing Team Toyota Toyota Starlet Toyota 4K-E 1.3 L I4 10 Ron Brown D 1
Hideo Fukuyama 1
Cockpit Inazawa Daihatsu Daihatsu Consorte Toyota 4K-E 1.3 L I4 11 Shigehito Hirabayashi D 1
Koji Sato 1
KSCC Toyota Toyota Starlet Toyota 4K-E 1.3 L I4 12 Taido Hashimoto D 1
Masaharu Kinoshita 1
Koichi Nishikawa Nissan Nissan Sunny Nissan A12 1.3 L I4 15 Koichi Nishikawa D 2
Yasumi Fukao 2
Hiro Racing Toyota Toyota Starlet Toyota 4K-E 1.3 L I4 16 Makoto Iwasaki B 1
Masashi Kitagawa 1
30 Makoto Iwasaki 2
Kozo Okumura 2
Hideki Ogawa West West 83S Subaru EA81 1.8 L F4 16 Hideki Ogawa D 2
Shuji Fujii 2
Makio Nonaka 2
ARCN Nissan Nissan Sunny Nissan A12 1.3 L I4 18 Kiyotaka Nonomura D 1–2
Mitsuo Yamamoto 1–2
Central 20 Racing Team Nissan Nissan Sunny Nissan A12 1.3 L I4 20 Hiroshi Tomioka D 1
Peter Chau 2
"S. Kockie"[N 1] 2
Suda Racing Toyota Toyota Starlet Toyota 4K-E 1.3 L I4 21 Yoshinori Sakurai B 1–2
Masafumi Suda 1
Hideki Iida 2
Kumida Racing West West 83S Subaru EA81 1.8 L F4 22 Yukio Minagawa D 2
Seiji Omura 2
Racing Service Masakazu Nissan Nissan Sunny Nissan A12 1.3 L I4 24 Teruki Koshino B 2
Koji Sato 2
Umeda Tuning Shop Nissan Nissan Sunny Nissan A12 1.3 L I4 26 Masahiro Shimada B 2
Yoshimasa Fujiwara 2
Kyoko Racing Club Nissan Nissan Sunny Nissan A12 1.3 L I4 44 Katsuhisa Toda B 2
Toyoaki Iwata 2
Team Yamato Honda Honda Civic Honda EN1 1.3 L I4 68 Tsuguo Ohba B 1–2
Katsuaki Sato 1–2
TMSC Toyota Toyota Starlet Toyota 4K-E 1.3 L I4 69 Satoshi Fujita D 1–2
Shuji Fujii 1–2
Bellco West West West 83S Subaru EA81 1.8 L F4 76 Hideki Ogawa D 1
Makio Nonaka 1
NRC Toyota Toyota Starlet Toyota 4K-E 1.3 L I4 92 Masahiro Kimoto D 1
Norimasa Sakamoto 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
Akio Morimoto 3
Seiichi Okada 3
121 Chikage Oguchi 3
Toshio Fujimura 3
Trust Racing Team Toyota Toyota Celica Toyota 18R-G 2.0 L I4 122 Ryusaku Hitomi D 3
Mitsutake Koma 3
ERC Racing Mazda Mazda RX-7 253 Mazda RE13B 1.3 L 2-rotor 123 Masaatsu Ohya D 3
Shinichi Katsuki 3
Yoshio Ishikawa 3
Sansho Kogyo Racing Team Mazda Mazda RX-7 825 Mazda RE13B 1.3 L 2-rotor 125 Toru Shimegi B 3
Yoshiyuki Ogura 3
Yoshimasa Matsumoto 3
Mishima Auto Racing Mazda Mazda RX-7 253 Mazda RE13B 1.3 L 2-rotor 126 Minoru Sawada D 3
Kaneyuki Okamoto 3
Toyoshi Sugiyama 3
TRS Itabashi Mazda Mazda RX-7 253i Mazda RE13B 1.3 L 2-rotor 130 Tsutomu Itabashi D 3
Tetsuji Tabata 3
Kimiya Iwanalaya 3
Oneri Wenyapaimi 3
Team No. 3 Racing Mazda Mazda RX-7 253i Mazda RE13B 1.3 L 2-rotor 133 Seiji Kusano D 3
Yasuhiro Isozaki 3
Tadao Furusawa 3
Gotanzaka Enterprise Nissan Nissan Fairlady Z Nissan L28E 2.8 L I6 136 Yoshio Nagata D 3
Hiroyuki Miyagawa 3
Takamichi Shinohara 3
Tomei Jidosha Nissan Nissan Sunny Nissan LZ14 1.6 L I4 171 Yoshiaki Jitsukawa D 3
Motoji Sekine 3
Shizumatsu Racing Mazda Mazda RX-7 254 Mazda RE13B 1.3 L 2-rotor 180 Tetsuji Shiratori D 3
Seisaku Suzuki 3
Osamu Ihara 3
Mazda Sport Car Club Mazda Mazda RX-7 254 Mazda RE13B 1.3 L 2-rotor 181 Kenji Seino D 3
Masashi Kitagawa 3
Yasaharu Nakajima 3
182 Kanjun Arai 3
Yuichi Hagiwara 3
Minoru Yajima 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 28 August
3 WEC-Japan Fuji Speedway 2 October

Season results

Season results are as follows:[1]

Round Circuit Winning Team
Winning Drivers
1 Suzuka Circuit #1 Trust Racing Team Porsche 956
Vern Schuppan
Naohiro Fujita
2 Suzuka Circuit
Report		 #1 Trust Racing Team Porsche 956
Vern Schuppan
Naohiro Fujita
3 Mt. Fuji
Report		 #2 Rothmans Porsche 956
Derek Bell
Stefan Bellof

Point Ranking

Drivers
Rank Drivers Number/Team Points Wins
1 Vern Schuppan #1 Trust Racing Team Porsche 956
#6 Trust Racing Team Porsche 956		 52 2
2 Naohiro Fujita 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 20 1

Notes
    1. Nationality unknown

    References
    1. "JSPC 1983". Archived from the original on 15 November 2009.
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