| Swimming |
2004 World Swimming Championships (25 m) |
Indianapolis |
 USA |
100 m Individual Medley, Women |
DNS |
 KOR |
|
| Swimming |
2004 World Swimming Championships (25 m) |
Indianapolis |
USA |
200 m Individual Medley, Women |
26 |
KOR |
|
| Swimming |
2004 World Swimming Championships (25 m) |
Indianapolis |
USA |
400 m Individual Medley, Women |
DNS |
KOR |
|
| Swimming |
2005 World Aquatics Championships |
Montréal |
 CAN |
400 m Individual Medley, Women |
14 |
KOR |
|
| Swimming |
2005 World Aquatics Championships |
Montréal |
CAN |
200 m Individual Medley, Women |
15 |
KOR |
|
| Swimming |
2005 East Asian Games |
Macau |
 MAC |
200 m Individual Medley, Women |
🥈 |
KOR |
|
| Swimming |
2005 East Asian Games |
Macau |
MAC |
400 m Individual Medley, Women |
🥇 |
KOR |
|
| Swimming |
2006 Swim World Cup |
Durban |
 RSA |
400 m Individual Medley, Women |
🥈 |
KOR |
|
| Swimming |
2006 World Swimming Championships (25 m) |
Shanghai |
 CHN |
100 m Individual Medley, Women |
24 |
KOR |
|
| Swimming |
2006 World Swimming Championships (25 m) |
Shanghai |
CHN |
200 m Individual Medley, Women |
18 |
KOR |
|
| Swimming |
2006 World Swimming Championships (25 m) |
Shanghai |
CHN |
400 m Individual Medley, Women |
13 |
KOR |
|
| Swimming |
2006 World Swimming Championships (25 m) |
Shanghai |
CHN |
4 x 200 m Freestyle Relay, Women |
10 |
KOR |
|
| Swimming |
2006 Pan Pacific Swimming Championships |
Victoria |
CAN |
400 m Individual Medley, Women |
7 |
KOR |
|
| Swimming |
2006 Pan Pacific Swimming Championships |
Victoria |
CAN |
200 m Individual Medley, Women |
11 |
KOR |
|
| Swimming |
2007 World Aquatics Championships |
Melbourne |
 AUS |
800 m Freestyle, Women |
30 |
KOR |
|
| Swimming |
2007 World Aquatics Championships |
Melbourne |
AUS |
200 m Individual Medley, Women |
28 |
KOR |
|
| Swimming |
2007 World Aquatics Championships |
Melbourne |
AUS |
400 m Individual Medley, Women |
21 |
KOR |
|