| 40.03 | 6 | 21th Kanto High School Championships | 07. - 08.02.2015 | Shibukawa (JPN) |
| 39.96 | 3 | 64th Gunma Prefecture High School Championships | 05. - 06.01.2015 | Shibukawa (JPN) |
| 40.39 | 6 | 34th Gunma Prefecture Selection | 20.12.2014 | Shibukawa (JPN) |
| 40.80 | 8 | 26th Gunma Prefecture Competitions | 13.12.2014 | Shibukawa (JPN) |
| 40.72 | 5 | 22nd World Sprint Memorial Competition | 06.12.2014 | Shibukawa (JPN) |
| 39.21 | 19 | 4th High School Competition | 22. - 23.02.2014 | Obihiro (JPN) |
| 39.49 | 40 | 12th M-Wave Cup | 14. - 16.02.2014 | Nagano (JPN) |
| 40.03 | 1 | 35th Gunma Prefecture High School Rookie Competition | 11.02.2014 | Shibukawa (JPN) |
| 40.64 | 54 | Japanese Junior Championships 2014 | 07. - 09.02.2014 | Chikuma (JPN) |
| 41.18 | 6 | 20th Kanto High School Championships | 01. - 02.02.2014 | Nikkō (JPN) |
| 40.66 | 3 | 63rd Gunma Prefecture High School Championships | 04. - 05.01.2014 | Shibukawa (JPN) |
| 40.73 | 5 | 21th Gunma World Sprint Champ. Memorial Competition | 20.12.2013 | Shibukawa (JPN) |
| 40.74 | 10 | 33rd Gunma Selection Competition | 14.12.2013 | Shibukawa (JPN) |
| 40.20 | 5 | Gunma Prefecture Competition | 07.12.2013 | Shibukawa (JPN) |
| 39.79 | 27 | 3rd High School Selection Competition | 23. - 24.02.2013 | Obihiro (JPN) |
| 39.90 | 45 | 11th M-Wave Cup | 15. - 17.02.2013 | Nagano (JPN) |
| 40.64 | 6 | 19th Kanto High School | 09. - 10.02.2013 | Fujiyoshida (JPN) |
| 40.14 | 2 | Gunma Prefecture New Member Competition | 06.02.2013 | Shibukawa (JPN) |
| 41.09 | 36 | 62nd High School Championships | 23. - 26.01.2013 | Kushiro (JPN) |
| 41.00 | 67 | Japanese Junior Championships 2013 | 11. - 13.01.2013 | Shibukawa (JPN) |
| 41.21 | 3 | Gunma Prefecture High School And Junior High School Championships | 05. - 06.01.2013 | Shibukawa (JPN) |
| 40.34 | 4 | 32nd Gunma Prefecture Selection | 15.12.2012 | Shibukawa (JPN) |
| 39.79 | 3 | 24th Gunma Prefecture Competition | 08.12.2012 | Shibukawa (JPN) |
| 40.79 | 3 | 20th World Sprint Championships 1993 Memorial | 01.12.2012 | Shibukawa (JPN) |
| 41.66 | 50 | M Wave Trials | 18. - 20.10.2012 | Nagano (JPN) |
| 41.85 | 37 | M Wave Trials | 18. - 20.10.2012 | Nagano (JPN) |
| 40.59 | 42 | 10th M-Wave Cup | 17. - 19.02.2012 | Nagano (JPN) |
| 41.83 | 10 | 31st Gunma Prefecture Sprint Championships | 10. - 11.02.2012 | Shibukawa (JPN) |
| 42.59 | 3 | 46th Gunma Prefecture Junior High School Competition | 28. - 29.12.2011 | Shibukawa (JPN) |
| 44.08 | 12 | 23rd Gunma Prefecture Classification Competition | 10.12.2011 | Shibukawa (JPN) |
| 44.81 | 6 | 19th World Sprint Championships 1993 Memorial | 03.12.2011 | Shibukawa (JPN) |
| 43.07 | 46 | 9th M-Wave-Cup | 19. - 21.02.2011 | Nagano (JPN) |
| 45.03 | 10 | 30th Gunma Prefecture Sprint Championships | 10. - 11.02.2011 | Shibukawa (JPN) |
| 44.60 | 3 | 45th Junior High School Championships Präfectur Gunma | 05. - 06.01.2011 | Shibukawa (JPN) |
| 45.75 | 10 | 22nd Gunma Prefecture Meeting | 11.12.2010 | Shibukawa (JPN) |
| 44.93 | 8 | 18th Gunma Conference Meeting | 04.12.2010 | Shibukawa (JPN) |
| 48.83 | 14 | 29th Gunma Prefecture Sprint Championship | 13. - 14.02.2010 | Shibukawa (JPN) |
| 47.97 | 5 | 32nd Gunma Prefecture Junior High School New Member Conference | 10.02.2010 | Shibukawa (JPN) |
| 48.22 | 5 | 44th Junior High School Championships Präfectur Gunma | 05. - 06.01.2010 | Shibukawa (JPN) |
| 52.80 | 15 | 29th Gunma Prefecture Selection | 19.12.2009 | Shibukawa (JPN) |