| Roles | Competed in Olympic Games | 
|---|---|
| Sex | Male | 
| Full name | Jun•Osakada | 
| Used name | Jun•Osakada | 
| Original name | 小坂田•淳 | 
| Born | 2 April 1974 in Tokyo, Tokyo (JPN) | 
| Measurements | 177 cm / 67 kg | 
| Affiliations | Kyoto Sangyo University | 
| NOC |   Japan | 
Personal Best: 400 – 45.05 (2000).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1996 Summer Olympics | Athletics |  JPN | 
Jun Osakada | |||
| 4 × 400 metres Relay, Men (Olympic) | Japan | 5 | ||||
| 2000 Summer Olympics | Athletics |  JPN | 
Jun Osakada | |||
| 400 metres, Men (Olympic) | 8 h2 r2/4 | |||||
| 4 × 400 metres Relay, Men (Olympic) | Japan | 8 h2 r2/3 | ||||
| 2004 Summer Olympics | Athletics |  JPN | 
Jun Osakada | |||
| 400 metres, Men (Olympic) | 5 h1 r1/3 | |||||
| 4 × 100 metres Relay, Men (Olympic) | Japan | |||||
| 4 × 400 metres Relay, Men (Olympic) | Japan | 4 |