| Swimming |
1987 Pan Pacific Swimming Championships |
Brisbane |
 AUS |
100 m Breaststroke, Men |
AC |
 KOR |
|
| Swimming |
1987 Pan Pacific Swimming Championships |
Brisbane |
AUS |
200 m Breaststroke, Men |
9 |
KOR |
|
| Swimming |
1995 Pan Pacific Swimming Championships |
Atlanta |
 USA |
100 m Backstroke, Men |
20 |
KOR |
|
| Swimming |
1995 Pan Pacific Swimming Championships |
Atlanta |
USA |
200 m Backstroke, Men |
15 |
KOR |
|
| Swimming |
2019 World Aquatics Championships |
Gwangju |
KOR |
200 m Individual Medley, Men |
29 |
KOR |
|
| Swimming |
2019 World Aquatics Championships |
Gwangju |
KOR |
400 m Individual Medley, Men |
21 |
KOR |
|
| Swimming |
2019 Swim World Cup |
Kazan |
 RUS |
4 x 100 m Freestyle Relay, Mixed |
🥉 |
KOR |
|
| Swimming |
2022 World Aquatics Championships |
Budapest |
 HUN |
200 m Individual Medley, Men |
20 |
KOR |
|
| Open Water Swimming |
2022 World Aquatics Championships |
Budapest |
HUN |
5 km, Men |
45 |
KOR |
|
| Swimming |
2023 World Aquatics Championships |
Fukuoka |
 JPN |
200 m Individual Medley, Men |
25 |
KOR |
|
| Swimming |
2023 World Aquatics Championships |
Fukuoka |
JPN |
400 m Individual Medley, Men |
21 |
KOR |
|
| Swimming |
2024 World Aquatics Championships |
Doha |
 QAT |
200 m Individual Medley, Men |
15 |
KOR |
|
| Swimming |
2024 World Aquatics Championships |
Doha |
QAT |
4 x 100 m Freestyle Relay, Men |
12 |
KOR |
|