| 47.39 | 9 | 2nd Crystal Park Speed Skating Competition/Record Meeting | 14.12.2024 | Ena (JPN) |
| 48.43 | 9 | 31st Seiko Oval Speed Skating Night Competition | 30.11. - 01.12.2024 | Fujiyoshida (JPN) |
| DNS | - | 7th All Japan Masters Sprint | 28.01.2024 | Chikuma (JPN) |
| 48.05 | 3 | Japan - Masters Championships 2024 | 06. - 07.01.2024 | Yamagata (JPN) |
| 47.51 | 4 | 2nd Crystal Park Speed Skating Competition- Record Event | 09.12.2023 | Ena (JPN) |
| 47.56 | 7 | 30th Seiko Oval Speed Skating Night Competition | 02. - 03.12.2023 | Fujiyoshida (JPN) |
| 46.86 | 6 | 1st Crystal Park Speed Skating Competition | 25.11.2023 | Ena (JPN) |
| 46.69 | 2 | 6th All Japan Masters Sprint | 29.01.2023 | Chikuma (JPN) |
| 49.52 | 5 | Japan - Masters Championships 2023 | 07. - 08.01.2023 | Hachinohe (JPN) |
| 43.49 | 4 | Japanese Masters Championships 2008 | 16. - 17.02.2008 | Ena (JPN) |
| 44.12 | 4 | Japanese Masters Championships 2006 | 11. - 12.02.2006 | Ena (JPN) |