| WDR | - | 2024/25 All-Shinshu Speed Skating Championships | 21. - 22.12.2024 | Chikuma (JPN) |
| 48.99 | 4 | 26th Nagano Prefectural Junior High School Speed Skating Tournament (Central and Southern Shi | 07.12.2024 | Okaya (JPN) |
| 47.89 | 13 | 38th Nagano Prefectural High School and Junior High School Competition | 30.11. - 01.12.2024 | Karuizawa (JPN) |
| 47.15 | 66 | 22nd M-Wave Speed Skating Competition | 16. - 18.02.2024 | Nagano (JPN) |
| 47.32 | 53 | 44th National Junior High School Skating Tournament | 03. - 06.02.2024 | Nagano (JPN) |
| 49.51 | 22 | 62nd Karuizawa Skating Competition Junior High School Division | 20. - 21.01.2024 | Karuizawa (JPN) |
| 49.07 | 12 | 62nd Nagano Prefecture Junior High School Tournament | 04. - 05.01.2024 | Nagano (JPN) |
| 49.52 | 12 | 62nd Nagano Prefecture Junior High School Tournament | 04. - 05.01.2024 | Nagano (JPN) |
| 49.52 | 12 | 62nd Nagano Prefecture Junior High School Tournament | 04. - 05.01.2024 | Nagano (JPN) |
| 50.57 | 14 | 2023/2024 All Shinshu Speed Skating Championships | 17.12.2023 | Karuizawa (JPN) |
| WDR | - | 25th Nagano Prefecture Junior High School Competition Shin Nakanan Tournament | 09.12.2023 | Chikuma (JPN) |
| 50.83 | 4 | 34th Chino Super Sprint Championship - LCV-Cup | 29.01.2023 | Chikuma (JPN) |
| 53.84 | 22 | 32nd LCV Cup Chino Super Sprint Championship | 07.02.2021 | Chikuma (JPN) |