| 47.32 | 1 | 22nd Hokkaido Elementary/Junior High School Championships | 14. - 15.12.2024 | Kushiro (JPN) |
| 48.14 | 1 | 2023/2024 All Japan Novice Speed Skating Competition Sapporo Tournament | 03. - 04.02.2024 | Tomakomai (JPN) |
| 49.54 | 1 | 2023/2024 All Japan Novice Speed Skating Competition Fujiyoshida Tournament | 20. - 21.01.2024 | Fujiyoshida (JPN) |
| 46.25 | 7 | 2023 Junior high school student/novice speed skating competition | 30.09.2023 | Hachinohe (JPN) |
| 46.94 | 22 | 2023’ Michinoku Speed Skating Competition | 23. - 24.09.2023 | Hachinohe (JPN) |
| 46.71 | 35 | 2023' Nagane Summer Speed Skating Competition | 26. - 27.08.2023 | Hachinohe (JPN) |
| 46.57 | 41 | YS CUP 2023' Nagane Final Speed Skating Competition | 04. - 05.03.2023 | Hachinohe (JPN) |
| 49.24 | 1 | 2022/2023 All Japan Novice Competition Sapporo | 11. - 12.02.2023 | Tomakomai (JPN) |
| 48.28 | 25 | 69th All Tokachi Elementary School Championships | 05.02.2023 | Obihiro (JPN) |
| 48.82 | 1 | 2022/2023 All Japan Novice Speed Skating Competition Fujiyoshida Tournament | 21. - 22.01.2023 | Fujiyoshida (JPN) |
| 47.69 | 38 | YS CUP 2022 Nagane Final Speed Skating Competition | 05. - 06.03.2022 | Hachinohe (JPN) |