| 1:37.81 | 21 | 33rd Aomori Prefecture Junior Sprint Championships | 11. - 12.01.2014 | Hachinohe (JPN) |
| 1:35.77 | 13 | 64th Aomori Prefecture Junior High School Winter Sports Festival | 08.01.2014 | Hachinohe (JPN) |
| 1:40.10 | 9 | 50th Aomori Prefecture Junior High School Competition | 09. - 10.02.2013 | Hachinohe (JPN) |
| 1:43.30 | 10 | 63rd Aomori Junior High School Selection | 14.01.2013 | Hachinohe (JPN) |
| 1:50.23 | 12 | 36th Hachinohe Junior High School Competition | 05. - 06.12.2012 | Hachinohe (JPN) |
| 1:58.71 | 5 | 49th Aomori Prefecture Junior High School Competition | 07. - 08.02.2012 | Hachinohe (JPN) |
| 2:03.96 | 9 | 62nd Aomori Prefecture Junior High School Winter Competition | 09.01.2012 | Hachinohe (JPN) |
| 2:25.42 | 8 | 34th Hachinohe School Competition | 06. - 07.12.2011 | Hachinohe (JPN) |