4:47.74 | 68 | 6th M-WAVE CUP | 23. - 24.02.2008 | Nagano (JPN) |
4:55.57 | 16 | Gunma Prefecture Championship | 10. - 11.02.2008 | Shibukawa (JPN) |
4:52.08 | 9 | 30th Gunma Prefecture Junior High School Meeting | 06.02.2008 | Shibukawa (JPN) |
5:00.96 | 12 | 27th Gunma Prefecture Selection Competition | 22.12.2007 | Shibukawa (JPN) |
5:10.34 | 10 | 19th Gunma Prefecture Competition | 15.12.2007 | Shibukawa (JPN) |
5:17.74 | 9 | 15th Gunma Prefecture Competition | 08.12.2007 | Shibukawa (JPN) |
4:44.66 | 74 | 5th M-Wave Cup 2007 | 17. - 18.02.2007 | Nagano (JPN) |
5:08.68 | 4 | 18th Gunma Prefecture Competition | 09.12.2006 | Shibukawa (JPN) |
5:07.26 | 1 | Ikaho Competition | 09.02.2006 | Shibukawa (JPN) |