| Swimming |
2009 World Aquatics Championships |
Roma |
 ITA |
400 m Freestyle, Men |
39 |
 KOR |
|
| Swimming |
2009 East Asian Games |
Hong Kong |
 HKG |
400 m Freestyle, Men |
🥉 |
KOR |
|
| Swimming |
2009 East Asian Games |
Hong Kong |
HKG |
4 x 200 m Freestyle Relay, Men |
🥉 |
KOR |
|
| Swimming |
2010 Pan Pacific Swimming Championships |
Irvine |
 USA |
200 m Freestyle, Men |
29 |
KOR |
|
| Swimming |
2010 Pan Pacific Swimming Championships |
Irvine |
USA |
400 m Freestyle, Men |
15 |
KOR |
|
| Swimming |
2010 Pan Pacific Swimming Championships |
Irvine |
USA |
1,500 m Freestyle, Men |
23 |
KOR |
|
| Swimming |
2010 Pan Pacific Swimming Championships |
Irvine |
USA |
4 x 200 m Freestyle Relay, Men |
6 |
KOR |
|
| Swimming |
2010 Asian Games |
Guangzhou |
 CHN |
4 x 200 m Freestyle Relay, Men |
🥉 |
KOR |
|
| Swimming |
2011 World Aquatics Championships |
Shanghai |
CHN |
800 m Freestyle, Men |
31 |
KOR |
|
| Swimming |
2013 World Aquatics Championships |
Barcelona |
 ESP |
800 m Freestyle, Men |
30 |
KOR |
|
| Swimming |
2013 World Aquatics Championships |
Barcelona |
ESP |
4 x 200 m Freestyle Relay, Men |
17 |
KOR |
|
| Swimming |
2013 East Asian Games |
Tianjin |
CHN |
4 x 200 m Freestyle Relay, Men |
🥉 |
KOR |
|
| Swimming |
2015 Military World Games |
Mungyeong |
KOR |
200 m Freestyle, Men |
🥈 |
KOR |
|
| Swimming |
2015 Military World Games |
Mungyeong |
KOR |
4 x 200 m Freestyle Relay, Men |
🥈 |
KOR |
|