1991 / All-Japan Sports Prototype
Standings
| 1 |  Kazuyoshi Hoshino |
87 | 1 | Toshio Suzuki |
87 | 3 | Masanori Sekiya |
85 | 3 | Hitoshi Ogawa |
85 | 5 |  Geoff Lees |
54 | 6 | Akihiko Nakaya |
52 | 6 |  Volker Weidler |
52 | 8 |  George Fouché |
52 | 8 |  Steven Andskar |
52 | 10 | Anders Olofsson |
51 | 10 | Masahiro Hasemi |
51 | 12 | Eje Elgh |
40 | 13 |  Pierre-Henri Raphanel |
38 | 14 | Takashi Yorino |
29 | 15 |  Roland Ratzenberger |
27 | 16 |  Teo Fabi |
20 | 16 | Johnny Herbert |
20 | 16 |  David Kennedy |
20 | 16 |  David Brabham |
20 | 20 | Hideki Okada |
18 | 21 | Yojiro Terada |
15 | 22 |  Jeff Krosnoff |
12 | 22 | Mauro Martini |
12 | 24 | Bertrand Gachot |
10 | 24 | Takao Wada |
10 | 24 |  Maurizio Sandro Sala |
10 | 27 | Kunimitsu Takahashi |
8 | 27 | Stanley Dickens |
8 | 27 | Masatomo Shimizu |
8 | 27 | Masahiko Kageyama |
8 | 31 |  Anthony Reid |
7 | 31 | Tiff Needell |
7 | 33 | James Weaver |
6 | 33 | Kenny Acheson |
6 | 33 |  Pierre Dieudonné |
6 | 36 | Hisashi Yokoshima |
4 | 36 | Syuuji Fujii |
4 | 36 | Tetsuji Shiratori |
4 | 36 | Kiyoshi Misaki |
4 | 40 | Jonathan Palmer |
3 | 40 | Hideshi Matsuda |
3 | 40 | Hideo Fukuyama |
3 | 40 |  Oscar Larrauri |
3 | 40 | Naoki Nagasaka |
3 | 45 | Tetsuya Oota |
2 | 46 |  Harald Huysman |
1 | 46 | Will Hoy |
1 |