| 41.64 | 7 | 2015 National High School/Junior High School Championships | 20. - 21.03.2015 | Seoul (KOR) |
| 41.71 | 8 | 50th Memorial Competition | 14. - 15.03.2015 | Seoul (KOR) |
| 41.77 | 5 | 96th National Winter Sports Festival | 25. - 27.02.2015 | Seoul (KOR) |
| 42.02 | 5 | 38th Gyeonggi Province School Championships | 04. - 05.02.2015 | Seoul (KOR) |
| 41.88 | 8 | Korean Junior Sprint Championships 2015 | 21. - 22.01.2015 | Seoul (KOR) |
| 41.56 | 15 | 45th Presidents Cup | 05. - 06.01.2015 | Seoul (KOR) |
| 41.96 | 16 | Korean Sprint Championships 2015 | 23. - 24.12.2014 | Seoul (KOR) |
| 41.65 | 4 | Gyeonggi Province Qualifying | 17. - 18.12.2014 | Seoul (KOR) |
| 41.40 | 7 | 3rd Records Competition | 10. - 11.11.2014 | Seoul (KOR) |
| 41.76 | 14 | Korean Single Distances Championships 2014 | 29. - 31.10.2014 | Seoul (KOR) |
| 41.95 | 9 | 2nd Records Competition | 22. - 23.10.2014 | Seoul (KOR) |
| 41.48 | 3 | 1st Records Competition | 09. - 10.10.2014 | Seoul (KOR) |
| 42.06 | 6 | High School And Middle School Competitions | 13. - 14.03.2014 | Seoul (KOR) |
| 41.37 | 10 | 49th Memorial Competition | 08. - 09.03.2014 | Seoul (KOR) |
| DQ | - | Korean Junior Championships 2014 | 27. - 29.01.2014 | Seoul (KOR) |
| DQ | - | 2014 National Skating Championships | 27. - 29.01.2014 | Seoul (KOR) |
| 41.74 | 8 | 37th Gyeonggi Province Championships | 20. - 21.01.2014 | Seoul (KOR) |
| 42.02 | 16 | 44th President Cup National Championships | 07. - 08.01.2014 | Seoul (KOR) |
| 42.13 | 10 | Gyeonggi Winter Sports Festival Qualifying Competition | 30. - 31.12.2013 | Seoul (KOR) |
| 42.42 | 13 | Korean Sprint Championships 2014 | 23. - 24.12.2013 | Seoul (KOR) |
| 42.03 | 10 | Junior World Championships Selection | 13. - 14.11.2013 | Seoul (KOR) |
| 42.06 | 8 | 1. Record Meeting | 10. - 11.10.2013 | Seoul (KOR) |
| 42.44 | 19 | 48th Memorial Competition | 09. - 10.03.2013 | Seoul (KOR) |
| 42.25 | 4 | 94th National Winter Sports Festival | 14. - 15.02.2013 | Seoul (KOR) |
| 42.29 | 8 | 36th Gyeonggi Province Competition | 29. - 30.01.2013 | Seoul (KOR) |
| 42.77 | 4 | 11th Korea-Japan Friendship Competition | 24. - 25.01.2013 | Seoul (KOR) |
| 42.18 | 13 | 43rd President's Cup | 07. - 08.01.2013 | Seoul (KOR) |
| 42.52 | 7 | 48th Kyonggi-Do Province Competition (92rd National Winter Conference Selection) | 26. - 27.12.2012 | Seoul (KOR) |
| 43.48 | 12 | 48th National High School And Junior High School President Cup | 01. - 02.12.2012 | Seoul (KOR) |
| 43.13 | 5 | 3rd Records Meeting | 21. - 22.11.2012 | Seoul (KOR) |
| 43.67 | 17 | 2nd Records Meeting | 12. - 13.11.2012 | Seoul (KOR) |
| 45.91 | 24 | 47th Memorial Competition | 10. - 11.03.2012 | Seoul (KOR) |
| 45.99 | 26 | 93rd Winter National Sports Festival | 15. - 17.02.2012 | Seoul (KOR) |
| 45.75 | 12 | 2012 National Skating Championships | 07. - 09.02.2012 | Seoul (KOR) |
| 44.76 | 21 | 42nd Presidents National Cup | 12. - 13.01.2012 | Seoul (KOR) |
| 45.31 | 25 | 3rd Records Meeting | 23. - 24.11.2011 | Seoul (KOR) |
| 45.35 | 17 | 1st Records Meeting | 19. - 20.10.2011 | Seoul (KOR) |
| 46.06 | 17 | 46th Memorial Competition | 12. - 13.03.2011 | Seoul (KOR) |
| 49.88 | 24 | The 9th Japan-Korea Youth Winter Sports Exchange Program | 23.02.2011 | Tomakomai (JPN) |
| 47.50 | 19 | 92nd National Winter Conference | 16. - 18.02.2011 | Seoul (KOR) |
| 47.24 | 33 | 2. Rekordmeeting | 09. - 10.11.2010 | Seoul (KOR) |
| 47.59 | 29 | 1. Rekordmeeting | 20. - 21.10.2010 | Seoul (KOR) |
| 47.12 | 25 | 45th Nationwide Skating Competition Memorial Tournament | 13. - 14.03.2010 | Seoul (KOR) |
| 47.49 | 18 | 46th National High School President Competition Conference | 07. - 08.03.2010 | Seoul (KOR) |
| 49.08 | 29 | 91. Winter National Sports Festival | 02. - 04.02.2010 | Seoul (KOR) |
| 48.17 | 35 | 40th Presidents National Cup | 04. - 05.01.2010 | Seoul (KOR) |
| DQ | - | 9th Nationwide Youngster Conference | 15.11.2009 | Seoul (KOR) |
| 50.66 | 8 | 90th Nationale Winterconference | 11. - 13.02.2009 | Seoul (KOR) |
| 54.47 | 56 | South Korean Studentenmeisterschaft 2009 | 04. - 06.02.2009 | Seoul (KOR) |
| 56.59 | 13 | Nationales Rennen | 09.11.2008 | Seoul (KOR) |