| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Keisuke•Okuno | |
| Used name | Keisuke•Okuno | |
| Original name | 奥野•景介 | |
| Born | 9 December 1965 in ?, Hiroshima |  JPN |
| Measurements | 170 cm / 62 kg | |
| Affiliations | Waseda University — Tokyo, Tokyo | JPN |
| NOC | Japan | JPN |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1984 Summer Olympics | Swimming (Aquatics) | JPN |
Keisuke Okuno | |||
| 400 metres Freestyle, Men (Olympic) | 27 | |||||
| 4 × 100 metres Freestyle Relay, Men (Olympic) | Japan | |||||
| 4 × 200 metres Freestyle Relay, Men (Olympic) | Japan | AC r1/2 |
