| 1985 | 12th (12th C1) | 36 | Toyota 85 C/L | Satoru Nakajima/Masanori Sekiya/Kaoru Hoshino |
| 1986 | Abandon | 36 | Toyota 86 C-L | Geoff Lees/Masanori Sekiya/Satoru Nakajima |
| 1987 | Abandon | 37 | Toyota 87 C | Tiff Needell/Kaoru Hoshino/Masanori Sekiya |
| 1988 | 12th (12th C1) | 36 | Toyota 88 C | Geoff Lees/Masanori Sekiya/Kaoru Hoshino |
| 1989 | Abandon | 11 | Porsche 962 CK6 | Masanori Sekiya/Hideki Okada/George Fouché |
| 1990 | 6th (6th C1) | 36 | Toyota 90 CV | Geoff Lees/Masanori Sekiya/Hitoshi Ogawa |
| 1992 | 2nd (2nd C1) | 33 | Toyota TS 010 | Masanori Sekiya/Pierre-Henri Raphanel/Kenny Acheson |
| 1993 | 4th (4th C1) | 36 | Toyota TS 010 | Eddie Irvine/Masanori Sekiya/Toshio Suzuki
(*)-Geoff Lees/Juan Manuel Fangio (II)/Jan Lammers |
| 1995 | 1st | 59 | McLaren F1 GTR | Yannick Dalmas/J. J. Lehto/Masanori Sekiya
(*)-Yannick Dalmas/Pierre-Henri Raphanel |
| 1996 | Abandon | 57 | Toyota Supra LM | Masanori Sekiya/Masami Kageyama/Hidetoshi Mitsusada
(*)-Alain Ferté |
| 1997 | Abandon | 39 | McLaren F1 GTR 97 | Andrew Gilbert-Scott/Ray Bellm/Masanori Sekiya
(*)-Andrew Gilbert-Scott/Ray Bellm |
(Japan) 
