| 42.93 | 21 | 46th Hokkaido Junior High School Competition | 09. - 10.01.2016 | Tomakomai (JPN) |
| 42.25 | 9 | 13th World Junior Memorial | 12. - 13.12.2015 | Kushiro (JPN) |
| 42.57 | 9 | 2nd Badge Test Races | 21.11.2015 | Kushiro (JPN) |
| 43.05 | 13 | 1st Badge Test Races | 14.11.2015 | Kushiro (JPN) |
| 42.06 | 86 | Obihiro Forest Competition | 07. - 08.11.2015 | Obihiro (JPN) |
| 41.86 | 53 | 1st Time Trial | 17.10.2015 | Obihiro (JPN) |
| 42.18 | 82 | Obihiro Challenge Cup | 12. - 13.09.2015 | Obihiro (JPN) |
| 44.28 | 14 | 12th Kushiro Final Competition | 21. - 22.02.2015 | Kushiro (JPN) |
| 45.41 | 4 | 22nd Akan Junior Sprint Championships | 24. - 25.01.2015 | Akan (JPN) |
| 44.49 | 16 | 12th World Junior Championships Memorial | 13. - 14.12.2014 | Kushiro (JPN) |
| 51.27 | 9 | 20th Akan Junior Sprint Championships | 02. - 03.02.2013 | Akan (JPN) |
| 49.78 | 29 | 35th Hokkaido Junior Games | 19. - 20.01.2013 | Akan (JPN) |