| 4:27.01 | 38 | 42nd National Junior High School Skating Tournament | 29.01. - 01.02.2022 | Nagano (JPN) |
| 4:26.42 | 5 | 1st Time Trial | 22.01.2022 | Obihiro (JPN) |
| 4:39.09 | 15 | 52nd Hokkaido Junior High School Skating Tournament | 08. - 09.01.2022 | Tomakomai (JPN) |
| 4:28.95 | 11 | 68th All Tokachi Junior High School Tournament | 26.12.2021 | Obihiro (JPN) |
| 4:47.01 | 18 | 19th World Junior Memorial Hokkaido Junior High School Competition | 18. - 19.12.2021 | Kushiro (JPN) |
| 5:09.64 | 14 | 35th All Tokachi Junior High School Meeting | 11.12.2021 | Obihiro (JPN) |
| 4:48.96 | 13 | 68th All Tokachi Junior High School Speed Skating Championships | 27. - 28.11.2021 | Obihiro (JPN) |
| 4:37.09 | 29 | 2021 Meiji Hokkaido Tokachi Oval Speed Skating Competition Round 3 | 13. - 14.11.2021 | Obihiro (JPN) |
| 4:36.30 | 8 | 30th All Tokachi Junior High School Record Meeting | 28.02.2021 | Obihiro (JPN) |
| 4:40.02 | 18 | 2020 1st Time Trial | 23.01.2021 | Obihiro (JPN) |
| 4:40.39 | 32 | 51st Hokkaido Junior High School Competition | 09. - 11.01.2021 | Obihiro (JPN) |
| 4:40.01 | 13 | 67th All Tokachi Junior High School Winter Speed Skating Tournament | 20.12.2020 | Obihiro (JPN) |
| 4:49.63 | 20 | 2020 Meiji Hokkaido Tokachi Oval Speed Skating Competition Round 3 | 21. - 22.11.2020 | Obihiro (JPN) |
| 4:45.42 | 21 | 3. Time Trial | 18.01.2020 | Obihiro (JPN) |
| 4:51.94 | 22 | 66th Tokachi Junior High School Championships | 07. - 08.12.2019 | Obihiro (JPN) |