| 42.48 | 38 | 10th National High School Selection | 22. - 23.02.2020 | Obihiro (JPN) |
| 42.11 | 86 | 18th M Wave Speed Skating Competition | 07. - 09.02.2020 | Nagano (JPN) |
| 44.18 | 2 | 56th Iwate Prefectural High School Championships | 04. - 05.01.2020 | Morioka (JPN) |
| 42.84 | 17 | Michinoku Speed Skating Competition | 28. - 29.12.2019 | Hachinohe (JPN) |
| 44.27 | 9 | 31st Tohoku High School Championships | 20. - 22.12.2019 | Yamagata (JPN) |
| 43.27 | 4 | 13th Skate Competition | 14. - 15.12.2019 | Morioka (JPN) |
| 43.99 | 7 | 44th Iwate Sprint Speed Skating Championship | 07. - 08.12.2019 | Morioka (JPN) |
| 43.57 | 4 | 69th Iwate High School Skate Championship | 30.11. - 01.12.2019 | Morioka (JPN) |
| 41.80 | 32 | 90th High School Selection | 23. - 24.02.2019 | Obihiro (JPN) |
| 42.47 | 87 | 17th M-Wave Competition | 15. - 17.02.2019 | Nagano (JPN) |
| 43.56 | 50 | 68th National High School Championships | 23. - 26.01.2019 | Kōriyama (JPN) |
| 43.92 | 3 | 55th Iwate High School Newcomer Championships | 05. - 06.01.2019 | Morioka (JPN) |
| 42.60 | 11 | 30th Tohoku High School Skating Competition Championship | 22. - 24.12.2018 | Morioka (JPN) |
| 43.51 | 2 | 12th Juvenile Class Skating Competition | 15. - 16.12.2018 | Morioka (JPN) |
| 43.91 | 2 | The 68th Iwate Prefectural High School Skating Competition Championship | 01. - 02.12.2018 | Morioka (JPN) |
| 43.67 | 6 | The 43rd Iwate Prefecture Sprint Championship | 24. - 25.11.2018 | Morioka (JPN) |
| 46.28 | 8 | Iwate Prefecture Championship | 10. - 11.02.2018 | Morioka (JPN) |
| 46.67 | 7 | 33rd Iwate Prefecture Selection | 13. - 14.01.2018 | Morioka (JPN) |
| 44.85 | 8 | 39th Tohoku JHS Competition | 23. - 25.12.2017 | Hachinohe (JPN) |
| 46.44 | 4 | Iwate Prefecture Selection | 16. - 17.12.2017 | Morioka (JPN) |
| 46.81 | 3 | 50th Iwate Prefecture JHS Competition | 02. - 03.12.2017 | Morioka (JPN) |
| 48.20 | 3 | 50th Iwate Prefecture JHS Competition | 02. - 03.12.2017 | Morioka (JPN) |
| 47.81 | 9 | 42nd Iwate Prefecture Sprint Championship | 18. - 19.11.2017 | Morioka (JPN) |
| 45.11 | 23 | 15th Korea-Japan Youth Exchange | 24.02.2017 | Seoul (KOR) |
| 46.29 | 7 | 2017 Iwate Prefecture Championship | 18. - 19.02.2017 | Morioka (JPN) |
| 46.27 | 21 | 15th Japan-Korea Youth Exchange | 11.01.2017 | Morioka (JPN) |
| 47.88 | 5 | 32nd Iwate Prefecture Selection | 07. - 08.01.2017 | Morioka (JPN) |
| 1:01.99 | 9 | 38th Tohoku JHS Competition | 23. - 25.12.2016 | Kōriyama (JPN) |
| NC | - | 49th Iwate Prefecture Junior High School Championship | 17. - 18.12.2016 | Morioka (JPN) |
| 47.53 | 2 | 10th Iwate Prefecture Selection | 10. - 11.12.2016 | Morioka (JPN) |
| 46.50 | 18 | 41st Iwate Prefecture Sprint Championship | 26. - 27.11.2016 | Morioka (JPN) |
| 47.03 | 11 | 2015 Iwate Prefecture Championships | 12. - 13.02.2016 | Morioka (JPN) |
| 48.84 | 5 | 31st Iwate Prefecture Selection | 10. - 11.01.2016 | Morioka (JPN) |
| 48.47 | 6 | 37th Tohoku Junior High School Championships | 18. - 20.12.2015 | Yamagata (JPN) |
| 49.43 | 1 | 48th Iwate Prefecture Junior High School Competition | 05. - 06.12.2015 | Morioka (JPN) |
| 47.71 | 20 | 40th Iwate Prefecture Sprint Championships | 21. - 22.11.2015 | Morioka (JPN) |
| 50.94 | 16 | Iwate Prefecture Championships / 53rd NHK Morioka Cup | 14. - 15.02.2015 | Morioka (JPN) |
| 50.39 | 7 | 39th Aomori Prefecture - Tochigi Prefecture Elementary School Meeting | 07.02.2015 | Hachinohe (JPN) |
| 51.96 | 20 | 39th Iwate Prefecture Sprint Championships | 10. - 11.01.2015 | Morioka (JPN) |
| 51.92 | 3 | 30th Iwate Prefecture Selection | 22. - 23.11.2014 | Morioka (JPN) |
| 56.41 | 17 | 52nd Iwate Prefecture Championships | 15. - 16.02.2014 | Morioka (JPN) |