| 44.45 | 8 | 44th Hokkaido Sports Boy Scouts Speed Skating Competition | 15. - 16.01.2022 | Akan (JPN) |
| 44.37 | 33 | 52nd Hokkaido Junior High School Skating Tournament | 08. - 09.01.2022 | Tomakomai (JPN) |
| 43.88 | 19 | 19th World Junior Memorial Hokkaido Junior High School Competition | 18. - 19.12.2021 | Kushiro (JPN) |
| 44.31 | 5 | Kushiro District Junior High School Tournament | 05.12.2021 | Kushiro (JPN) |
| 43.74 | 109 | 2021 Meiji Hokkaido Tokachi Oval Speed Skating Competition Round 3 | 13. - 14.11.2021 | Obihiro (JPN) |
| 44.11 | 74 | 2021 Meiji Hokkaido Tokachi Oval | 09. - 10.10.2021 | Obihiro (JPN) |
| 46.56 | 11 | 18th Kushiro Final Competition | 20. - 21.02.2021 | Kushiro (JPN) |
| 45.90 | 48 | 60th East Hokkaido Speed Skating Tournament | 13.02.2021 | Kushiro (JPN) |
| 46.75 | 6 | 43rd Hokkaido Sports Boy Competition | 16. - 17.01.2021 | Akan (JPN) |
| 43.70 | 37 | 51st Hokkaido Junior High School Competition | 09. - 11.01.2021 | Obihiro (JPN) |
| 45.57 | 19 | 18th Hokkaido Junior High School Competition | 12. - 13.12.2020 | Kushiro (JPN) |
| 45.19 | 73 | 2020 Meiji Hokkaido Tokachi Oval Speed Skating Competition Round 3 | 21. - 22.11.2020 | Obihiro (JPN) |
| 44.92 | 74 | 2020 Meiji Hokkaido Tokachi Oval Speed Skating Competition Round 2 | 10. - 11.10.2020 | Obihiro (JPN) |
| 46.19 | 90 | 2020 Meiji Hokkaido Tokachi Oval Competition | 05. - 06.09.2020 | Obihiro (JPN) |
| 47.93 | 1 | 42nd Hokkaido Speed Skating Games | 18. - 19.01.2020 | Akan (JPN) |
| 1:03.33 | 16 | 17th World Jr Memorial Hokkaido Elementary And Junior High School Tournament | 07. - 08.12.2019 | Kushiro (JPN) |
| 56.36 | 4 | 41st Hokkaido Speed Skating Games | 12. - 13.01.2019 | Akan (JPN) |