| 50.60 | 8 | 2024/2025 All Japan Novice Speed Skating Competition Sapporo Tournament | 08. - 09.02.2025 | Sapporo (JPN) |
| 48.33 | 5 | 71st All Tokachi Elementary School Speed Skating Championships | 02.02.2025 | Obihiro (JPN) |
| 50.00 | 4 | 22nd Hokkaido Elementary/Junior High School Championships | 14. - 15.12.2024 | Kushiro (JPN) |
| 49.30 | 3 | 2023/2024 All Japan Novice Speed Skating Competition Sapporo Tournament | 03. - 04.02.2024 | Tomakomai (JPN) |
| 47.56 | 18 | 70th All Tokachi Elementary School Skating Championships | 28.01.2024 | Obihiro (JPN) |
| 50.56 | 9 | 2023 Junior high school student/novice speed skating competition | 30.09.2023 | Hachinohe (JPN) |
| 50.54 | 2 | 2022/2023 All Japan Novice Competition Sapporo | 11. - 12.02.2023 | Tomakomai (JPN) |
| 50.51 | 46 | 69th All Tokachi Elementary School Championships | 05.02.2023 | Obihiro (JPN) |