| Swimming |
2009 East Asian Games |
Hong Kong |
 HKG |
4 x 100 m Medley Relay, Men |
🥉 |
 KOR |
|
| Swimming |
2009 East Asian Games |
Hong Kong |
HKG |
200 m Breaststroke, Men |
🥉 |
KOR |
|
| Swimming |
2009 East Asian Games |
Hong Kong |
HKG |
100 m Breaststroke, Men |
🥈 |
KOR |
|
| Swimming |
2010 Pan Pacific Swimming Championships |
Irvine |
 USA |
200 m Breaststroke, Men |
15 |
KOR |
|
| Swimming |
2010 Pan Pacific Swimming Championships |
Irvine |
USA |
50 m Breaststroke, Men |
20 |
KOR |
|
| Swimming |
2010 Pan Pacific Swimming Championships |
Irvine |
USA |
4 x 100 m Medley Relay, Men |
7 |
KOR |
|
| Swimming |
2010 Pan Pacific Swimming Championships |
Irvine |
USA |
200 m Individual Medley, Men |
DNS |
KOR |
|
| Swimming |
2010 Pan Pacific Swimming Championships |
Irvine |
USA |
100 m Breaststroke, Men |
15 |
KOR |
|
| Swimming |
2010 Asian Games |
Guangzhou |
 CHN |
200 m Breaststroke, Men |
🥈 |
KOR |
|
| Swimming |
2010 Asian Games |
Guangzhou |
CHN |
4 x 100 m Medley Relay, Men |
🥈 |
KOR |
|
| Swimming |
2011 World Aquatics Championships |
Shanghai |
CHN |
200 m Breaststroke, Men |
7 |
KOR |
|
| Swimming |
2011 World Aquatics Championships |
Shanghai |
CHN |
100 m Breaststroke, Men |
37 |
KOR |
|
| Swimming |
2012 Asian Aquatics Championships |
Dubai |
 UAE |
100 m Breaststroke, Men |
🥈 |
KOR |
|
| Swimming |
2012 World Swimming Championships (25 m) |
İstanbul |
 TUR |
100 m Breaststroke, Men |
35 |
KOR |
|
| Swimming |
2012 World Swimming Championships (25 m) |
İstanbul |
TUR |
200 m Breaststroke, Men |
25 |
KOR |
|
| Swimming |
2013 Asian Indoor and Martial Arts Games |
Incheon |
KOR |
200 m Individual Medley, Men |
🥉 |
KOR |
|
| Swimming |
2013 Asian Indoor and Martial Arts Games |
Incheon |
KOR |
100 m Breaststroke, Men |
🥈 |
KOR |
|
| Swimming |
2013 World Aquatics Championships |
Barcelona |
 ESP |
100 m Breaststroke, Men |
44 |
KOR |
|
| Swimming |
2013 World Aquatics Championships |
Barcelona |
ESP |
4 x 100 m Medley Relay, Men |
20 |
KOR |
|
| Swimming |
2015 Military World Games |
Mungyeong |
KOR |
100 m Breaststroke, Men |
🥇 |
KOR |
|
| Swimming |
2015 Military World Games |
Mungyeong |
KOR |
200 m Breaststroke, Men |
🥈 |
KOR |
|