| 4:34.00 | 53 | 42nd National Junior High School Skating Tournament | 29.01. - 01.02.2022 | Nagano (JPN) |
| 4:49.91 | 5 | 44th Hokkaido Sports Boy Scouts Speed Skating Competition | 15. - 16.01.2022 | Akan (JPN) |
| 4:51.31 | 30 | 52nd Hokkaido Junior High School Skating Tournament | 08. - 09.01.2022 | Tomakomai (JPN) |
| WDR | - | Kushiro District Junior High School Tournament | 05.12.2021 | Kushiro (JPN) |
| 5:08.06 | 7 | 2nd Badge Test Meeting (night Game) | 27.11.2021 | Kushiro (JPN) |
| 4:55.15 | 4 | 1st Badge Test Meeting | 20.11.2021 | Kushiro (JPN) |
| 4:44.37 | 36 | 2021 Meiji Hokkaido Tokachi Oval Speed Skating Competition Round 3 | 13. - 14.11.2021 | Obihiro (JPN) |
| 4:44.76 | 23 | 2021 Meiji Hokkaido Tokachi Oval | 09. - 10.10.2021 | Obihiro (JPN) |
| 4:43.60 | 23 | 2021 ’Nagane Final Competition | 06. - 07.03.2021 | Hachinohe (JPN) |
| 5:03.09 | 11 | 43rd Hokkaido Sports Boy Competition | 16. - 17.01.2021 | Akan (JPN) |
| 4:34.83 | 23 | 51st Hokkaido Junior High School Competition | 09. - 11.01.2021 | Obihiro (JPN) |
| DNS | - | 2nd Badge Test Meeting | 28.11.2020 | Kushiro (JPN) |
| 4:54.85 | 25 | 2020 Meiji Hokkaido Tokachi Oval Speed Skating Competition Round 3 | 21. - 22.11.2020 | Obihiro (JPN) |
| 4:50.87 | 29 | 2020 Meiji Hokkaido Tokachi Oval Speed Skating Competition Round 2 | 10. - 11.10.2020 | Obihiro (JPN) |
| 4:58.63 | 41 | 2020 Meiji Hokkaido Tokachi Oval Competition | 05. - 06.09.2020 | Obihiro (JPN) |
| 5:06.89 | 13 | 42nd Hokkaido Speed Skating Games | 18. - 19.01.2020 | Akan (JPN) |
| 5:18.32 | 22 | 17th World Jr Memorial Hokkaido Elementary And Junior High School Tournament | 07. - 08.12.2019 | Kushiro (JPN) |
| 5:07.51 | 57 | 2019 1st Time Trial Competition | 12.10.2019 | Obihiro (JPN) |