| 40.78 | 7 | 2024' Nagane Summer Speed Skating Competition | 24. - 25.08.2024 | Hachinohe (JPN) |
| 42.19 | 5 | 59th National Ice Skating Competition | 09. - 10.03.2024 | Seoul (KOR) |
| 42.57 | 1 | Korea - National Men's and Women's Championships 2024 | 24. - 25.02.2024 | Seoul (KOR) |
| 43.56 | 1 | 23rd National Dream Competition Elementary School | 09.12.2023 | Seoul (KOR) |
| 43.98 | 37 | 2023 Speed Skating Official Records Competition | 07. - 09.10.2023 | Seoul (KOR) |
| 44.25 | 8 | Korea - National Men's and Women's Championships 2023 | 16. - 17.02.2023 | Seoul (KOR) |
| 44.25 | 8 | Korea - National Men's and Women's Championships 2023 | 16. - 17.02.2023 | Seoul (KOR) |
| 45.96 | 1 | 104th National Winter Sports Festival Gangwon selection | 29.12.2022 | Seoul (KOR) |
| 45.56 | 7 | 22nd National Dream Competition Elementary School | 11.12.2022 | Seoul (KOR) |
| 46.70 | 15 | 2021/22 2nd Records Competition | 18.02.2022 | Seoul (KOR) |
| 47.41 | 16 | 2022 National Speed Skating Championships | 27. - 28.01.2022 | Seoul (KOR) |
| 48.09 | 1 | 21st National Dream Speed Competition | 04.12.2021 | Seoul (KOR) |
| 54.17 | 1 | 19th National Youth Competition | 01.12.2019 | Seoul (KOR) |
| 53.78 | 68 | 2019 Records Competition | 14. - 16.10.2019 | Seoul (KOR) |
| 58.34 | 35 | 18th National Youth Competition | 11.11.2018 | Seoul (KOR) |