| Comp | Event | Result | Pos | Rep | Date | Stage | IAAF pts | Rec |
|---|---|---|---|---|---|---|---|---|
| Asian Youth Championship 2015 | 400m Hurdles (Women) 0.762m | 1:12.77 | 8 | PRK | 2015-05-11 00:00:00 | FINAL | 683 | |
| Asian Youth Championship 2015 | 400m Hurdles (Women) 0.762m | 1:07.29 | 4 | PRK | 2015-05-09 00:00:00 | H1 | 820 | |
| World Championship 2019 Doha | Marathon (Women) | 2:41:24 | 8 | PRK | 2019-09-27 00:00:00 | FINAL |