| 2:25.10 | 12 | Korea - Junior Single Distances Championships 2026 | 01. - 02.11.2025 | Seoul (KOR) |
| 2:26.70 | 9 | 56th President's Cup | 24. - 26.10.2025 | Seoul (KOR) |
| 2:23.63 | 34 | 2025 Speed Skating Official Record Competition | 01. - 02.10.2025 | Seoul (KOR) |
| 2:26.56 | 11 | 60th National Ice Skating Competition | 21. - 23.03.2025 | Seoul (KOR) |
| 2:28.39 | 9 | 106th National Winter Sports Festival | 15. - 17.01.2025 | Seoul (KOR) |
| 2:26.59 | 30 | 2024 Speed Skating Official Records Competition | 09. - 11.10.2024 | Seoul (KOR) |
| 2:24.53 | 10 | 59th National Junior High and High School Competition | 15. - 17.03.2024 | Seoul (KOR) |
| 2:28.92 | 12 | 59th National Ice Skating Competition | 09. - 10.03.2024 | Seoul (KOR) |
| 2:29.70 | 16 | Korea - National Men's and Women's Championships 2024 | 24. - 25.02.2024 | Seoul (KOR) |
| 2:33.32 | 9 | 105th National Winter Sports Festival | 11. - 13.01.2024 | Seoul (KOR) |
| 2:34.97 | 14 | 58th National Junior High and High School Competition | 31.03. - 02.04.2023 | Seoul (KOR) |
| 2:32.28 | 11 | 104th National Winter Sports Festival | 27. - 29.01.2023 | Seoul (KOR) |
| 2:41.09 | 12 | 57th National Ice Skating Competition | 19. - 20.03.2022 | Seoul (KOR) |
| 2:50.67 | 8 | 103rd National Winter Sports Festival | 24. - 26.02.2022 | Seoul (KOR) |
| 2:38.75 | 14 | 2021 National Speed Skating Championships | 25. - 26.02.2021 | Seoul (KOR) |
| 2:48.06 | 10 | 19th National Youth Competition | 01.12.2019 | Seoul (KOR) |