| 43.83 | 6 | 101st National Winter Sports Competition | 19. - 21.02.2020 | Seoul (KOR) |
| 44.06 | 23 | 2019 Records Competition | 14. - 16.10.2019 | Seoul (KOR) |
| 45.10 | 14 | 17th Korea-Japan Youth Winter Sports Exchange | 26.02.2019 | Seoul (KOR) |
| 45.49 | 7 | 100th National Winter Sports Festival | 20. - 22.02.2019 | Seoul (KOR) |
| 45.67 | 10 | 49th Presidents Cup | 03. - 04.01.2019 | Seoul (KOR) |
| 46.10 | 1 | Gangwon Selection | 15.12.2018 | Seoul (KOR) |
| 45.83 | 30 | 2018 Records Competition | 10. - 12.10.2018 | Seoul (KOR) |
| 45.15 | 12 | 53rd National High School/Junior High School Championships | 26. - 28.03.2018 | Seoul (KOR) |
| 45.63 | 9 | 53rd Memorial Competition | 17. - 18.03.2018 | Seoul (KOR) |
| 44.89 | 6 | 2018 National Speed Skating Championships | 25. - 27.01.2018 | Seoul (KOR) |
| 46.22 | 5 | Korean Youth Single Distance Championships 2018 | 03.12.2017 | Seoul (KOR) |
| 45.28 | 23 | 1st Records Competition | 11. - 12.10.2017 | Seoul (KOR) |
| 47.00 | 13 | 2017 National Skating Championships | 23. - 25.01.2017 | Seoul (KOR) |
| 49.80 | 10 | 16th National Youth Competition | 27.11.2016 | Seoul (KOR) |
| 54.79 | 20 | 2016 National Skating Championships | 20. - 22.01.2016 | Seoul (KOR) |
| 56.29 | 23 | 15th National Youth Competition | 15.11.2015 | Seoul (KOR) |
| 1:16.09 | 30 | 14th National Youth Competition | 06.12.2014 | Seoul (KOR) |
| 1:10.36 | 21 | 13th National Youth Competition | 01.12.2013 | Seoul (KOR) |
| 1:09.57 | 19 | 10. Nationale Jugendwettkämpfe | 21.11.2010 | Seoul (KOR) |