42.09 | 11 | 25th Tokachi Junior High School Competition | 05.03.2016 | Obihiro (JPN) |
42.70 | 73 | 44th Hokkaido Sprint Championships | 19. - 20.02.2016 | Obihiro (JPN) |
43.33 | 24 | 62nd All Tokachi Junior High School Championships | 05. - 06.12.2015 | Obihiro (JPN) |
44.36 | 18 | 24th Tokachi Jr. High School Rookie Tournament/High School Record Meeting | 28.02.2015 | Obihiro (JPN) |
43.82 | 36 | 54th East Hokkaido Tournament | 31.01.2015 | Obihiro (JPN) |
45.19 | 17 | 61st Tokachi Junior High School Championships | 06. - 07.12.2014 | Obihiro (JPN) |
45.99 | 29 | 3rd Time Trials | 22.11.2014 | Obihiro (JPN) |
49.56 | 41 | 39th Akan Junior Competition / 21th Akan Junior Sprint Championships | 09. - 10.01.2014 | Akan (JPN) |
50.25 | 13 | 11th World Junior Championship 2003 Memorial | 07. - 08.12.2013 | Kushiro (JPN) |