Suzuka Circuit · 21 October 1990
Nelson Piquet won the 1990 Japanese Grand Prix for Benetton from 6th on the grid, 7.223s ahead of Roberto Moreno. Alex Caffi gained the most places, from 23rd on the grid to 9th.
| Pos | Team | Points Breakdown | Pts | |
|---|---|---|---|---|
| 1 | Benetton Piquet 9 + Moreno 6 | Piquet 9 + Moreno 6 | 15 | |
| 2 | Williams Patrese 3 + Boutsen 2 | Patrese 3 + Boutsen 2 | 5 | |
| 3 | Larrousse Suzuki 4 + Bernard 0 | Suzuki 4 + Bernard 0 | 4 | |
| 4 | Tyrrell Nakajima 1 + Alesi 0 | Nakajima 1 + Alesi 0 | 1 | |
| 5 | Ligier Larini 0 + Alliot 0 | Larini 0 + Alliot 0 | 0 | |
| 6 | Minardi Martini 0 + Morbidelli 0 | Martini 0 + Morbidelli 0 | 0 | |
| 7 | Arrows Caffi 0 + Alboreto 0 | Caffi 0 + Alboreto 0 | 0 | |
| 8 | Team Lotus Warwick 0 + Herbert 0 | Warwick 0 + Herbert 0 | 0 | |
| 9 | Ferrari Mansell 0 + Prost 0 | Mansell 0 + Prost 0 | 0 | |
| 10 | Dallara Pirro 0 + de Cesaris 0 | Pirro 0 + de Cesaris 0 | 0 | |
| 11 | Leyton House Capelli 0 + Gugelmin 0 | Capelli 0 + Gugelmin 0 | 0 | |
| 12 | Brabham Brabham 0 + Modena 0 | Brabham 0 + Modena 0 | 0 | |
| 13 | McLaren Berger 0 + Senna 0 | Berger 0 + Senna 0 | 0 |
| Pos | Driver | Team | Race time / Gap | Laps | Stops | Pts | |
|---|---|---|---|---|---|---|---|
| 1 | Nelson Piquet Benetton | Benetton | 1:34:36.824 | 53 | — | 9 | |
| 2 | Roberto Moreno Benetton | Benetton | +7.223s | 53 | — | 6 | |
| 3 | Aguri Suzuki Larrousse | Larrousse | +22.469s | 53 | — | 4 | |
| 4 | Riccardo Patrese Williams | Williams | +36.258s | 53 | — | 3 | |
| 5 | Thierry Boutsen Williams | Williams | +46.884s | 53 | — | 2 | |
| 6 | Satoru Nakajima Tyrrell | Tyrrell | +1:12.350 | 53 | — | 1 | |
| 7 | Nicola Larini Ligier | Ligier | +1 Lap | 52 | — | — | |
| 8 | Pierluigi Martini Minardi | Minardi | +1 Lap | 52 | — | — | |
| 9 | Alex Caffi Arrows | Arrows | +1 Lap | 52 | — | — | |
| 10 | Philippe Alliot Ligier | Ligier | +1 Lap | 52 | — | — | |
| DNF | Derek Warwick Team Lotus | Team Lotus | DNF Gearbox | 38 | — | — | |
| DNF | Johnny Herbert Team Lotus | Team Lotus | DNF Engine | 31 | — | — | |
| DNF | Michele Alboreto Arrows | Arrows | DNF Engine | 28 | — | — | |
| DNF | Nigel Mansell Ferrari | Ferrari | DNF Transmission | 26 | — | — | |
| DNF | Emanuele Pirro Dallara | Dallara | DNF Alternator | 24 | — | — | |
| DNF | Éric Bernard Larrousse | Larrousse | DNF Engine | 24 | — | — | |
| DNF | Gianni Morbidelli Minardi | Minardi | DNF Spun off | 18 | — | — | |
| DNF | Ivan Capelli Leyton House | Leyton House | DNF Ignition | 16 | — | — | |
| DNF | Andrea de Cesaris Dallara | Dallara | DNF Spun off | 13 | — | — | |
| DNF | Maurício Gugelmin Leyton House | Leyton House | DNF Engine | 5 | — | — | |
| DNF | David Brabham Brabham | Brabham | DNF Clutch | 5 | — | — | |
| DNF | Gerhard Berger McLaren | McLaren | DNF Spun off | 1 | — | — | |
| DNF | Ayrton Senna McLaren | McLaren | DNF Collision | 0 | — | — | |
| DNF | Alain Prost Ferrari | Ferrari | DNF Collision | 0 | — | — | |
| DNF | Stefano Modena Brabham | Brabham | DNF Collision | 0 | — | — | |
| DNS | Jean Alesi Tyrrell | Tyrrell | DNS Withdrew | 0 | — | — |