| 42.67 | 6 | 59th National Junior High and High School Competition | 15. - 17.03.2024 | Seoul (KOR) |
| 42.60 | 5 | 59th National Ice Skating Competition | 09. - 10.03.2024 | Seoul (KOR) |
| 42.43 | 9 | Korea - National Men's and Women's Championships 2024 | 24. - 25.02.2024 | Seoul (KOR) |
| 42.97 | 3 | 47th Gyeonggi Province Education Governess JHS and HS Competition | 15. - 16.02.2024 | Seoul (KOR) |
| 41.98 | 5 | 105th National Winter Sports Festival | 11. - 13.01.2024 | Seoul (KOR) |
| 42.80 | 20 | Korea - Sprint Championships 2024 | 28. - 29.12.2023 | Seoul (KOR) |
| 42.10 | 8 | Korea - Junior Championships 2024 | 21. - 22.12.2023 | Seoul (KOR) |
| 42.74 | 2 | 105th National Winter Sports Competition Gyeonggi-do Preliminary Competition | 13. - 14.11.2023 | Seoul (KOR) |
| 42.12 | 5 | 54th President's Cup | 01. - 03.11.2023 | Seoul (KOR) |
| 43.04 | 9 | Selection Junior and Neo Senior World Cup | 20. - 22.10.2023 | Seoul (KOR) |
| 43.04 | 8 | Selection Gangwon 2024 Winter Youth Olympic Games | 20. - 22.10.2023 | Seoul (KOR) |
| 42.53 | 18 | 2023 Speed Skating Official Records Competition | 07. - 09.10.2023 | Seoul (KOR) |
| 42.40 | 7 | 58th National Junior High and High School Competition | 31.03. - 02.04.2023 | Seoul (KOR) |
| 42.57 | 6 | 58th National Ice Skating Competition | 18. - 19.03.2023 | Seoul (KOR) |
| 42.95 | 9 | Korea - National Men's and Women's Championships 2023 | 16. - 17.02.2023 | Seoul (KOR) |
| 42.95 | 9 | Korea - National Men's and Women's Championships 2023 | 16. - 17.02.2023 | Seoul (KOR) |
| 42.64 | 6 | 104th National Winter Sports Festival | 27. - 29.01.2023 | Seoul (KOR) |
| 42.65 | 2 | 8th Chairman’s Cup Competition / 104th National Winter Sports Festival Gyeonggi selecion | 20. - 21.12.2022 | Seoul (KOR) |
| 43.30 | 8 | 53rd President's Cup | 04. - 06.11.2022 | Seoul (KOR) |
| 43.29 | 10 | ISU Speed Skating Junior World Cup Selection | 19. - 21.10.2022 | Seoul (KOR) |
| 43.59 | 23 | 2022 Speed Skating Official Records Competition | 05. - 07.10.2022 | Seoul (KOR) |
| 43.14 | 27 | Fall Classic | 23. - 25.09.2022 | Calgary (CAN) |
| 43.25 | 22 | Time Trial | 17.09.2022 | Calgary (CAN) |
| 43.35 | 6 | Time Trial | 10.09.2022 | Calgary (CAN) |
| 44.14 | 12 | 57th National High School / Junior High School Competition | 01. - 03.04.2022 | Seoul (KOR) |
| 44.09 | 11 | 57th National Ice Skating Competition | 19. - 20.03.2022 | Seoul (KOR) |
| 44.74 | 10 | 2022 National Speed Skating Championships | 27. - 28.01.2022 | Seoul (KOR) |
| 45.14 | 3 | 45th Gyeonggi HS And JHS Competition | 22.01.2022 | Seoul (KOR) |
| 44.51 | 4 | 103rd National Winter Sports Festival Gyeonggi Preliminary Competition | 10. - 11.12.2021 | Seoul (KOR) |
| 43.47 | 8 | 52nd Presidents Cup | 11. - 13.11.2021 | Seoul (KOR) |
| 45.00 | 15 | 2021/22 ISU Junior World Cup Selection | 15. - 17.09.2021 | Seoul (KOR) |
| 44.53 | 21 | 2021 Record Race | 10. - 11.09.2021 | Seoul (KOR) |
| 44.34 | 9 | 56th National High School And Junior High School Competition | 26. - 28.03.2021 | Seoul (KOR) |
| 43.92 | 4 | 44th Gyeonggi Competition | 17. - 18.03.2021 | Seoul (KOR) |
| 44.45 | 7 | 56th Memorial Competition | 11. - 12.03.2021 | Seoul (KOR) |
| 45.01 | 7 | 51st President's Cup | 25. - 27.11.2020 | Seoul (KOR) |
| 45.71 | 7 | 43rd Gyeonggi Championships | 15. - 16.01.2020 | Seoul (KOR) |