| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Koichi•Mizushima |
| Used name | Koichi•Mizushima |
| Original name | 水島•宏一 |
| Born | 1 August 1965 in Tsuyama, Okayama (JPN) |
| Measurements | 162 cm / 58 kg |
| NOC |  Japan |
| Medals | OG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 1 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1988 Summer Olympics | Artistic Gymnastics (Gymnastics) | JPN |
Koichi Mizushima | |||
| All-Around, Individual, Men (Olympic) | =10 | |||||
| Team, Men (Olympic) | Japan | 3 | Bronze | |||
| Floor Exercise, Men (Olympic) | =19 r1/1 | |||||
| Vault, Men (Olympic) | =26 r1/1 | |||||
| Parallel Bars, Men (Olympic) | =18 r1/1 | |||||
| Horizontal Bar, Men (Olympic) | =12 r1/1 | |||||
| Rings, Men (Olympic) | =29 r1/1 | |||||
| Pommel Horse, Men (Olympic) | 4 |
