Personal Best: 400H – 51.2 (1967).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1964 Summer Olympics | Athletics | Kiyoo Yui | ||||
| 400 metres Hurdles, Men (Olympic) | 7 h2 r1/3 | |||||
| 1968 Summer Olympics | Athletics | Kiyoo Yui | ||||
| 400 metres Hurdles, Men (Olympic) | 5 h1 r1/3 | |||||
| 4 × 100 metres Relay, Men (Olympic) | Japan |