| 47.79 | 28 | 40th Hokkaido Sprint Championships | 17. - 18.02.2012 | Kushiro (JPN) |
| 43.64 | 19 | 32nd Japanese Inter-Junior High School Meeting | 30. - 31.01.2012 | Nagano (JPN) |
| 44.50 | 13 | 42nd Hokkaido Junior High School Competition | 08. - 09.01.2012 | Kushiro (JPN) |
| 45.32 | 18 | 4th Time Trial | 11.12.2011 | Obihiro (JPN) |
| 45.51 | 26 | 3rd Time Trial | 27.11.2011 | Obihiro (JPN) |
| 49.55 | 11 | 16th Hokkaido Junior High School Selection Competition | 19. - 20.11.2011 | Sapporo (JPN) |
| 46.17 | 4 | 8th Kushiro Final Competition | 26. - 27.02.2011 | Kushiro (JPN) |
| 47.00 | 15 | The 9th Japan－Korea Youth Winter Sports Exchange Program | 23.02.2011 | Tomakomai (JPN) |
| 44.46 | 21 | 38th Hokkaido Sprint Championships | 18. - 19.02.2011 | Obihiro (JPN) |
| 45.17 | 7 | 20th All The Tokachi Junior High School New Member Meeting | 12.02.2011 | Obihiro (JPN) |
| 46.33 | 2 | 18th Akan Junior Sprint Championships | 04. - 06.02.2011 | Akan (JPN) |
| 44.95 | 20 | 41st Hokkaido Junior High School Meeting | 08. - 09.01.2011 | Obihiro (JPN) |
| 48.08 | 6 | 2. Testrennen | 28.11.2010 | Kushiro (JPN) |
| 44.17 | 7 | 2010 Tokachi High School Record Meeting | 27.02.2010 | Obihiro (JPN) |
| 46.63 | 5 | 17th Akan Junior Sprint Championship | 13. - 14.02.2010 | Akan (JPN) |
| 44.55 | 23 | 30th Junior High School Meisterschaften | 31.01. - 02.02.2010 | Nagano (JPN) |
| 47.09 | 3 | 37th Akan Junior Conference | 16. - 17.01.2010 | Akan (JPN) |
| 46.44 | 18 | 40th Hokkaido Junior High School Skating Competition | 09. - 10.01.2010 | Kushiro (JPN) |
| 47.90 | 11 | 7th Hokkaido High School Meeting | 19. - 20.12.2009 | Kushiro (JPN) |