| Swimming |
2004 World Swimming Championships (25 m) |
Indianapolis |
 USA |
100 m Breaststroke, Men |
DNS |
 KOR |
|
| Swimming |
2004 World Swimming Championships (25 m) |
Indianapolis |
USA |
50 m Breaststroke, Men |
DNS |
KOR |
|
| Swimming |
2004 World Swimming Championships (25 m) |
Indianapolis |
USA |
200 m Breaststroke, Men |
36 |
KOR |
|
| Swimming |
2005 World Aquatics Championships |
Montréal |
 CAN |
50 m Breaststroke, Men |
49 |
KOR |
|
| Swimming |
2005 World Aquatics Championships |
Montréal |
CAN |
100 m Breaststroke, Men |
60 |
KOR |
|
| Swimming |
2006 World Swimming Championships (25 m) |
Shanghai |
 CHN |
50 m Breaststroke, Men |
48 |
KOR |
|
| Swimming |
2006 World Swimming Championships (25 m) |
Shanghai |
CHN |
100 m Breaststroke, Men |
47 |
KOR |
|
| Swimming |
2006 World Swimming Championships (25 m) |
Shanghai |
CHN |
200 m Breaststroke, Men |
31 |
KOR |
|