| 47.29 | 60 | 24th M-Wave Speed Skating Competition | 13. - 15.02.2026 | Nagano (JPN) |
| 47.42 | 47 | 46th National Junior High School Skating Tournament | 31.01. - 03.02.2026 | Nagano (JPN) |
| 48.46 | 17 | 64th Karuizawa Skating Competition (Junior High School Division) | 17. - 18.01.2026 | Karuizawa (JPN) |
| 47.47 | 8 | 64th Nagano Prefectural Junior High School Meet | 05. - 06.01.2026 | Nagano (JPN) |
| NC | - | 2025/26 All-Shinshu Speed Skating Championships | 20. - 21.12.2025 | Koumi (JPN) |
| 51.41 | 10 | 27th Nagano Prefectural Junior High School Tournament - Central and Southern Shinshu | 06.12.2025 | Chikuma (JPN) |
| 50.51 | 12 | 39th Nagano Prefectural High School and Junior High School Championships | 29. - 30.11.2025 | Karuizawa (JPN) |
| 49.77 | 56 | 45th National Junior High School Skating Tournament | 01. - 04.02.2025 | Nagano (JPN) |
| 51.89 | 15 | 63rd Karuizawa Junior High School Competition | 18. - 19.01.2025 | Karuizawa (JPN) |
| 52.23 | 12 | 63rd Nagano Prefectural Junior High School Competition | 06. - 07.01.2025 | Nagano (JPN) |
| 53.59 | 29 | 2024/25 All-Shinshu Speed Skating Championships | 21. - 22.12.2024 | Chikuma (JPN) |
| 55.39 | 6 | 26th Nagano Prefectural Junior High School Speed Skating Tournament (Central and Southern Shi | 07.12.2024 | Okaya (JPN) |
| 55.32 | 17 | 38th Nagano Prefectural High School and Junior High School Competition | 30.11. - 01.12.2024 | Karuizawa (JPN) |
| 55.52 | 12 | 34th Chino Super Sprint Championship - LCV-Cup | 28.01.2024 | Chikuma (JPN) |
| 58.51 | 21 | 34th Chino Super Sprint Championship - LCV-Cup | 29.01.2023 | Chikuma (JPN) |