| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Naoyuki•Shimizu | |
| Used name | Naoyuki•Shimizu | |
| Original name | 清水•直行 | |
| Born | 24 November 1975 in Kyoto, Kyoto |  JPN |
| Measurements | 180 cm / 83 kg | |
| Affiliations | Chiba Lotte Marines — Chiba, Chiba | JPN |
| NOC | Japan | JPN |
| Medals | OG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 1 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2004 Summer Olympics | Baseball (Baseball/Softball) | JPN |
Naoyuki Shimizu | |||
| Baseball, Men (Olympic) | Japan | 3 | Bronze |
