| 46.04 | 60 | 22nd M-Wave Speed Skating Competition | 16. - 18.02.2024 | Nagano (JPN) |
| 45.49 | 37 | 44th National Junior High School Skating Tournament | 03. - 06.02.2024 | Nagano (JPN) |
| 46.76 | 1 | 33rd Gunma Prefecture Speed Skating Competition | 27.01.2024 | Shibukawa (JPN) |
| 47.94 | 13 | 62nd Karuizawa Skating Competition Junior High School Division | 20. - 21.01.2024 | Karuizawa (JPN) |
| 47.28 | 1 | Gunma Prefecture Junior High School Tournament | 23.12.2023 | Shibukawa (JPN) |
| 48.23 | 9 | 30th World Sprint Memorial Tournament | 25.11.2023 | Shibukawa (JPN) |
| 46.54 | 62 | 21st M-Wave Speed Skating Competition | 17. - 19.02.2023 | Nagano (JPN) |
| 46.31 | 46 | 43rd National Junior High School Skating Tournament | 04. - 07.02.2023 | Nagano (JPN) |
| 47.93 | 1 | 45th Gunma Junior High School Tournament | 28.01.2023 | Shibukawa (JPN) |
| 48.51 | 9 | 29th World Sprint Commemorative Tournament | 26.11.2022 | Shibukawa (JPN) |
| 47.86 | 64 | 20th M-Wave Speed Skating Competition | 11. - 13.02.2022 | Nagano (JPN) |
| 47.27 | 46 | 42nd National Junior High School Skating Tournament | 29.01. - 01.02.2022 | Nagano (JPN) |
| 1:10.03 | 11 | 1st Ikaho Distance Competition | 15.01.2022 | Shibukawa (JPN) |
| 50.00 | 6 | 55th Gunma Prefecture Speed Skating Championships | 18.12.2021 | Shibukawa (JPN) |
| 51.05 | 6 | 40th Gunma Prefecture Selected Speed Skating Competition | 11.12.2021 | Shibukawa (JPN) |
| 51.73 | 13 | 28th World Sprint Memorial Tournament | 04.12.2021 | Shibukawa (JPN) |