| 2:04.52 | 1 | 59th National Ice Skating Competition | 09. - 10.03.2024 | Seoul (KOR) |
| 2:04.09 | 1 | Korea - National Men's and Women's Championships 2024 | 24. - 25.02.2024 | Seoul (KOR) |
| 1:57.43 | 20 | ISU World Speed Skating Championships 2024 | 15. - 18.02.2024 | Calgary (CAN) |
| 2:02.27 | 11 | 6. World Cup 2023/2024 | 02. - 04.02.2024 | Québec (CAN) |
| 1:57.51 | 6 | 5. World Cup 2023/2024 | 26. - 28.01.2024 | Salt Lake City (USA) |
| 2:00.46 | 6 | ISU Four Continents Speed Skating Championships 2024 | 19. - 21.01.2024 | Salt Lake City (USA) |
| 2:04.22 | 1 | 105th National Winter Sports Festival | 11. - 13.01.2024 | Seoul (KOR) |
| 2:03.55 | 1 | Korea - Allround Championships 2024 | 28. - 29.12.2023 | Seoul (KOR) |
| 2:03.83 | 13 | 1. World Cup 2023/2024 | 10. - 12.11.2023 | Obihiro (JPN) |
| 2:04.96 | 1 | 54th President's Cup | 01. - 03.11.2023 | Seoul (KOR) |
| 2:04.50 | 2 | South Korean Single Distance Championships 2024 | 20. - 22.10.2023 | Seoul (KOR) |
| 2:09.38 | 11 | 2023 Speed Skating Official Records Competition | 07. - 09.10.2023 | Seoul (KOR) |
| 2:11.31 | 17 | Fall Classic | 22. - 24.09.2023 | Calgary (CAN) |
| 2:04.04 | 1 | 56th National University Speed Skating Competition | 31.03. - 02.04.2023 | Seoul (KOR) |
| 2:05.74 | 1 | 58th National Ice Skating Competition | 18. - 19.03.2023 | Seoul (KOR) |
| 2:01.76 | 4 | ISU World Junior Speed Skating Championships 2023 | 10. - 12.02.2023 | Inzell (GER) |
| NC | - | ISU World Junior Speed Skating Championships 2023 | 10. - 12.02.2023 | Inzell (GER) |
| 2:03.47 | 2 | 3. Junior World Cup 2022/2023 | 04. - 05.02.2023 | Inzell (GER) |
| 2:04.84 | 1 | 104th National Winter Sports Festival | 27. - 29.01.2023 | Seoul (KOR) |
| 2:07.43 | 6 | 2023 FISU World University Games | 15. - 20.01.2023 | Lake Placid (USA) |
| 2:07.32 | 1 | Korea - Junior Championships 2023 | 05. - 06.01.2023 | Seoul (KOR) |
| 2:06.33 | 1 | Korea - Allround Championships 2023 | 27. - 28.12.2022 | Seoul (KOR) |
| 2:09.53 | 2 | 2. Junior World Cup 2022/2023 | 03. - 04.12.2022 | Seinäjoki (FIN) |
| 2:12.54 | 6 | 1. Junior World Cup 2022/2023 | 26. - 27.11.2022 | Seinäjoki (FIN) |
| 2:05.40 | 1 | 53rd President's Cup | 04. - 06.11.2022 | Seoul (KOR) |
| 2:05.45 | 2 | South Korean Single Distance Championships 2023 | 19. - 21.10.2022 | Seoul (KOR) |
| 2:05.45 | 3 | Winter World University Games Selection | 19. - 21.10.2022 | Seoul (KOR) |
| 2:05.45 | 1 | ISU Speed Skating Junior World Cup Selection | 19. - 21.10.2022 | Seoul (KOR) |
| 2:04.93 | 2 | 2022 Speed Skating Official Records Competition | 05. - 07.10.2022 | Seoul (KOR) |
| 2:06.52 | 3 | 55th National University Competition | 01. - 03.04.2022 | Seoul (KOR) |
| 2:08.28 | 3 | 57th National Ice Skating Competition | 19. - 20.03.2022 | Seoul (KOR) |
| 2:11.57 | 10 | World Junior Speed Skating Championships 2022 | 28. - 30.01.2022 | Innsbruck (AUT) |
| 2:11.57 | 11 | World Junior Speed Skating Championships 2022 | 28. - 30.01.2022 | Innsbruck (AUT) |
| 2:09.40 | 2 | 3. Junior World Cup | 22. - 23.01.2022 | Innsbruck (AUT) |
| 2:10.02 | 4 | Korea - Allround Championships 2022 | 13. - 14.01.2022 | Seoul (KOR) |
| 2:07.22 | 3 | Korea - Junior Championships 2022 | 07. - 08.01.2022 | Seoul (KOR) |
| 2:05.91 | 4 | South Korean Single Distance Championships 2022 | 15. - 17.09.2021 | Seoul (KOR) |
| 2:05.91 | 2 | 2021/22 ISU Junior World Cup Selection | 15. - 17.09.2021 | Seoul (KOR) |
| 2:11.90 | 11 | 2021 Record Race | 10. - 11.09.2021 | Seoul (KOR) |
| 2:09.37 | 3 | South Korean Single Distance Championship 2021 | 09. - 11.04.2021 | Seoul (KOR) |
| 2:04.10 | 1 | 56th National High School And Junior High School Competition | 26. - 28.03.2021 | Seoul (KOR) |
| 2:06.37 | 1 | 56th Memorial Competition | 11. - 12.03.2021 | Seoul (KOR) |
| 2:07.04 | 2 | 2021 National Speed Skating Championships | 25. - 26.02.2021 | Seoul (KOR) |
| 2:07.66 | 1 | 51st President's Cup | 25. - 27.11.2020 | Seoul (KOR) |
| 2:05.45 | 10 | World Junior Championships 2020 | 21. - 23.02.2020 | Tomaszów Mazowiecki (POL) |
| 2:04.47 | 5 | 3. Junior World Cup 2019/2020 (Final) | 15. - 16.02.2020 | Minsk (BLR) |
| 2:17.28 | 13 | Youth Olympic Games 2020 | 12. - 16.01.2020 | St. Moritz (SUI) |
| NC | - | Korean Allround Championships 2020 | 26. - 27.12.2019 | Seoul (KOR) |
| 2:05.00 | 8 | 2. Junior World Cup 2019/2020 | 23. - 24.11.2019 | Enschede (NED) |
| 2:08.45 | 12 | 1. Junior World Cup 2019/2020 | 16. - 17.11.2019 | Bjugn (NOR) |
| 2:07.85 | 3 | 50th Presidents Cup | 06. - 08.11.2019 | Seoul (KOR) |
| 2:07.46 | 1 | 2020 Youth Winter Olympics Selection | 23. - 25.10.2019 | Seoul (KOR) |
| 2:07.46 | 1 | Junior World Cup Qualifier | 23. - 25.10.2019 | Seoul (KOR) |
| 2:17.26 | 13 | 2019 Records Competition | 14. - 16.10.2019 | Seoul (KOR) |
| 2:13.27 | 5 | 54th Memorial Competition | 16. - 17.03.2019 | Seoul (KOR) |
| WDR | - | 17th Korea-Japan Youth Winter Sports Exchange | 26.02.2019 | Seoul (KOR) |
| 2:14.62 | 7 | 2019 National Speed Skating Championships | 15. - 17.01.2019 | Seoul (KOR) |
| 2:19.68 | 20 | 16th Japan-Korea Youth Exchange Competition | 16.02.2018 | Nagano (JPN) |
| 2:14.36 | 14 | 1st Records Competition | 11. - 12.10.2017 | Seoul (KOR) |
| 2:19.77 | 12 | 2017 National Skating Championships | 23. - 25.01.2017 | Seoul (KOR) |
| 2:11.63 | 4 | 98th National Winter Sports Festival | 16. - 18.01.2017 | Seoul (KOR) |
| 2:14.15 | 5 | 47th Presidents Cup | 02. - 03.01.2017 | Seoul (KOR) |
| 2:19.94 | 3 | 2015 National Skating Championships | 21. - 23.01.2015 | Seoul (KOR) |
| 2:20.03 | 3 | 14th National Youth Competition | 06.12.2014 | Seoul (KOR) |
| WDR | - | 2014 National Skating Championships | 27. - 29.01.2014 | Seoul (KOR) |
| 2:19.87 | 3 | 13th National Youth Competition | 01.12.2013 | Seoul (KOR) |