| 44.44 | 7 | 59th National Junior High and High School Competition | 15. - 17.03.2024 | Seoul (KOR) |
| 44.46 | 7 | 59th National Ice Skating Competition | 09. - 10.03.2024 | Seoul (KOR) |
| 45.37 | 11 | Korea - National Men's and Women's Championships 2024 | 24. - 25.02.2024 | Seoul (KOR) |
| 44.62 | 5 | 105th National Winter Sports Festival | 11. - 13.01.2024 | Seoul (KOR) |
| 45.46 | 1 | 2023 Seoul Metropolitan Mayor's Cup | 15.11.2023 | Seoul (KOR) |
| 44.55 | 5 | 54th President's Cup | 01. - 03.11.2023 | Seoul (KOR) |
| 45.11 | 26 | 2023 Speed Skating Official Records Competition | 07. - 09.10.2023 | Seoul (KOR) |
| 45.18 | 3 | 58th National Junior High and High School Competition | 31.03. - 02.04.2023 | Seoul (KOR) |
| 45.83 | 5 | 58th National Ice Skating Competition | 18. - 19.03.2023 | Seoul (KOR) |
| 44.91 | 16 | Korea - National Men's and Women's Championships 2023 | 16. - 17.02.2023 | Seoul (KOR) |
| 44.91 | 16 | Korea - National Men's and Women's Championships 2023 | 16. - 17.02.2023 | Seoul (KOR) |
| 45.42 | 9 | 104th National Winter Sports Festival | 27. - 29.01.2023 | Seoul (KOR) |
| 44.80 | 2 | 2023 Seoul Skating Federation President Cup Competition | 12.01.2023 | Seoul (KOR) |
| 45.53 | 3 | 2022 Seoul Mayor's Cup / 104th National Winter Sports Festival Seoul selection | 08.12.2022 | Seoul (KOR) |
| 45.46 | 9 | 53rd President's Cup | 04. - 06.11.2022 | Seoul (KOR) |
| 46.22 | 5 | 2022 National Speed Skating Championships | 27. - 28.01.2022 | Seoul (KOR) |
| 46.36 | 1 | 103rd National Winter Sports Festival Seoul Preliminary Competition | 09.12.2021 | Seoul (KOR) |
| 46.33 | 4 | 21st National Dream Speed Competition | 04.12.2021 | Seoul (KOR) |
| 49.55 | 16 | 2021 National Speed Skating Championships | 25. - 26.02.2021 | Seoul (KOR) |