| 45.05 | 33 | 44th National Junior High School Skating Tournament | 03. - 06.02.2024 | Nagano (JPN) |
| 47.56 | 3 | 79th Tochigi Prefecture Allround Championships | 22. - 23.12.2023 | Nikkō (JPN) |
| 47.70 | 3 | 76th Prefectural Junior and Senior High School Championships | 01. - 02.12.2023 | Nikkō (JPN) |
| 48.51 | 3 | Tochigi Prefecture 26th Nikko Kirifuri Skate Center Cup | 18.11.2023 | Nikkō (JPN) |
| 48.46 | 2 | 10th Nagane Elementary School Competition/47th Aomori Prefecture vs. Tochigi Elementary | 11.02.2023 | Hachinohe (JPN) |
| 50.50 | 1 | 25th Nikko Kirifuri Skating Center Gold Speed Skating Tournament | 04.02.2023 | Nikkō (JPN) |
| 50.00 | 3 | 2022/2023 All Japan Novice Speed Skating Competition Fujiyoshida Tournament | 21. - 22.01.2023 | Fujiyoshida (JPN) |
| 51.08 | 1 | 2nd Ibaraki Prefecture vs. Tochigi Prefecture Elementary School Competition | 17.12.2022 | Nikkō (JPN) |
| 51.02 | 1 | 47th Aomori vs. Tochigi elementary school Meeting | 10.12.2022 | Nikkō (JPN) |
| 51.15 | 1 | 50th Child Speed Record | 03.12.2022 | Nikkō (JPN) |
| 52.78 | 1 | 24th Tochigi little child sprint meet | 19.11.2022 | Nikkō (JPN) |
| 50.33 | 47 | YS CUP 2022 Nagane Final Speed Skating Competition | 05. - 06.03.2022 | Hachinohe (JPN) |
| 51.34 | 1 | 24th Nikko Kirifuri Skate Center Gold Speed Skating Tournament | 12.02.2022 | Nikkō (JPN) |
| 53.25 | 1 | 1st Ibaraki Prefecture Vs. Tochigi Prefecture Competition | 08.01.2022 | Nikkō (JPN) |
| 54.08 | 1 | 46th Aomori Prefecture Vs. Tochigi Prefecture Elementary School Selection | 10. - 11.12.2021 | Nikkō (JPN) |
| 53.31 | 1 | 49th Chibikko Speed Record Challenge | 04.12.2021 | Nikkō (JPN) |
| 54.23 | 1 | 23rd Tochigi Prefecture Chibikko Sprint Tournament# | 20.11.2021 | Nikkō (JPN) |
| 54.28 | 1 | 41st Nikko Junior Chamber School Children Competition | 12.12.2020 | Nikkō (JPN) |
| 55.89 | 1 | 48th Tochigi Prefecture Chibikko Speed Record Challenge | 05.12.2020 | Nikkō (JPN) |
| 56.48 | 1 | 22nd Tochigi Prefecture Chibikko Sprint Tournament | 21.11.2020 | Nikkō (JPN) |
| 58.12 | 1 | 22nd Nikko Kirifuri Skating Center Gold Speed Skating Competition | 15.02.2020 | Nikkō (JPN) |
| 1:09.79 | 2 | 44th Aomori Vs. Tochigi Elementary School Selection | 21.12.2019 | Nikkō (JPN) |
| 1:05.94 | 1 | 21st Tochigi Chibiko Sprint Tournament | 16.11.2019 | Nikkō (JPN) |
| 1:15.24 | 3 | 21st Nikko Winter Skate Center Gold Competition | 15.02.2019 | Nikkō (JPN) |
| 1:23.66 | 2 | 46th Challenge To Chibiko Records | 08.12.2018 | Nikkō (JPN) |
| 1:27.27 | 2 | 39th Nikko Youth Speed Skating Competition | 02.12.2018 | Nikkō (JPN) |
| 1:26.78 | 2 | The 20th Tochigi Chibi Chibiko Sprint Games | 17.11.2018 | Nikkō (JPN) |