| 42.51 | 4 | Gunma Prefecture High School And Junior High School Championships | 05. - 06.01.2013 | Shibukawa (JPN) |
| 42.46 | 56 | 10th M-Wave Cup | 17. - 19.02.2012 | Nagano (JPN) |
| 41.99 | 1 | 33rd Gunma Prefecture High School New Member Competition | 08.02.2012 | Shibukawa (JPN) |
| 41.59 | 37 | 61st High School Championship | 21. - 24.01.2012 | Shibukawa (JPN) |
| 42.31 | 2 | 61st Gunma Prefecture High School Championships | 28. - 29.12.2011 | Shibukawa (JPN) |
| 43.40 | 10 | 23rd Gunma Prefecture Classification Competition | 10.12.2011 | Shibukawa (JPN) |
| DNS | - | 44th Junior High School Championships Präfectur Gunma | 05. - 06.01.2010 | Shibukawa (JPN) |
| 46.13 | 12 | 29th Gunma Prefecture Selection | 19.12.2009 | Shibukawa (JPN) |
| 46.04 | 8 | 51st Gunma Prefecture Junior High School Conference | 05. - 06.01.2008 | Shibukawa (JPN) |
| DNS | - | 27th Gunma Prefecture Selection Competition | 22.12.2007 | Shibukawa (JPN) |
| 47.99 | 21 | 19th Gunma Prefecture Competition | 15.12.2007 | Shibukawa (JPN) |
| WDR | - | 15th Gunma Prefecture Competition | 08.12.2007 | Shibukawa (JPN) |