1989 / All-Japan Formula 3000 / Teammates Comparison
Race
| Details | Ross Cheever - Keiji Matsumoto | Dome Co. Ltd. | 4 - 1 |
| Details | Hideki Okada - Masanori Sekiya | Leyton House Racing | 1 - 1 |
| Details | Masanori Sekiya - Hideki Okada | Leyton House Racing | 1 - 1 | Details | Paolo Barilla - Osamu Nakako | Nakajima Racing | 3 - 0 | Details | Masahiro Hasemi - Jeff Krosnoff | Speed Star Racing | 5 - 0 |
| Details | Geoff Lees - Emanuele Pirro | Team LeMans | 1 - 1 |
| Details | Emanuele Pirro - Geoff Lees | Team LeMans | 1 - 1 | Details | Marco Apicella - Geoff Lees | Team LeMans | 1 - 0 |
Qualifying
| Ross Cheever - Keiji Matsumoto | Dome Co. Ltd. | 7 - 1 | Masanori Sekiya - Hideki Okada | Leyton House Racing | 6 - 2 | Paolo Barilla - Osamu Nakako | Nakajima Racing | 7 - 1 | Masahiro Hasemi - Jeff Krosnoff | Speed Star Racing | 6 - 1 | Emanuele Pirro - Geoff Lees | Team LeMans | 3 - 1 | Geoff Lees - Kenny Acheson | Team LeMans | 2 - 0 | Geoff Lees - Akio Morimoto | Team LeMans | 1 - 0 | Marco Apicella - Geoff Lees | Team LeMans | 1 - 0 |