100 m Butterfly, Men
| Competition | 2005 East Asian Games |
|---|---|
| Venue |
Macau
 MAC
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Zhou Jiawei |  CHN |
52.7 | ||
| 🥈 | Ryo Takayasu |  JPN |
53.24 | ||
| 🥉 | Masahiro Okuno | JPN |
54.8 |
| Competition | 2005 East Asian Games |
|---|---|
| Venue |
Macau
MAC
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Zhou Jiawei | CHN |
52.7 | ||
| 🥈 | Ryo Takayasu | JPN |
53.24 | ||
| 🥉 | Masahiro Okuno | JPN |
54.8 |