| Nationality: | Japanese |
| Date of Birth: | Monday, 23 February 1953 |
| Age: | 60 years, 91 days (3 months, 2 days) |
| Place of birth: | Okazaki, Japan |
| Debut: | 1987 Brazilian Grand Prix |
| Active years: | 1987 – 1991 (5) |
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| Rd | Date | Grand Prix | Constructor | Car | Grid | Race | Points | Champ. Points | Rank |
| 1 | 10 Mar | United States | Tyrrell-Honda | 020 | 16 | 5 | 2 | 2 | 5 |
| 2 | 24 Mar | Brazil | Tyrrell-Honda | 020 | 16 | Ret | 0 | 2 | 7 |
| 3 | 28 Apr | San Marino | Tyrrell-Honda | 020 | 10 | Ret | 0 | 2 | 10 |
| 4 | 12 May | Monaco | Tyrrell-Honda | 020 | 11 | Ret | 0 | 2 | 13 |
| 5 | 2 Jun | Canada | Tyrrell-Honda | 020 | 12 | 10 | 0 | 2 | 15 |
| 6 | 16 Jun | Mexico | Tyrrell-Honda | 020 | 13 | 12 | 0 | 2 | 15 |
| 7 | 7 Jul | France | Tyrrell-Honda | 020 | 18 | Ret | 0 | 2 | 15 |
| 8 | 14 Jul | Great Britain | Tyrrell-Honda | 020 | 15 | 8 | 0 | 2 | 14 |
| 9 | 28 Jul | Germany | Tyrrell-Honda | 020 | 13 | Ret | 0 | 2 | 14 |
| 10 | 11 Aug | Hungary | Tyrrell-Honda | 020 | 14 | 15 | 0 | 2 | 14 |
| 11 | 25 Aug | Belgium | Tyrrell-Honda | 020 | 22 | Ret | 0 | 2 | 14 |
| 12 | 8 Sep | Italy | Tyrrell-Honda | 020 | 15 | Ret | 0 | 2 | 14 |
| 13 | 22 Sep | Portugal | Tyrrell-Honda | 020 | 21 | 13 | 0 | 2 | 15 |
| 14 | 29 Sep | Spain | Tyrrell-Honda | 020 | 18 | 17 | 0 | 2 | 15 |
| 15 | 20 Oct | Japan | Tyrrell-Honda | 020 | 15 | Ret | 0 | 2 | 15 |
| 16 | 3 Nov | Australia | Tyrrell-Honda | 020 | 24 | Ret | 0 | 2 | 15 |