41.24 | 17 | 57th Hokkaido High School Competition | 22. - 24.12.2004 | Sapporo (JPN) |
42.04 | 10 | Testrace | 21.11.2004 | Kushiro (JPN) |
41.70 | 31 | 75th Hokkaido Allround Championship | 21. - 22.02.2004 | Kushiro (JPN) |
42.53 | 107 | Japanese Junior Championships 2004 | 12. - 15.01.2004 | Morioka (JPN) |
43.14 | 19 | 35th Tomakomai Championship Conference | 22. - 23.02.2003 | Tomakomai (JPN) |
44.03 | 65 | Hokkaido Championships | 13. - 16.02.2003 | Tomakomai (JPN) |
43.02 | 21 | 37th Tomakomai JHS and HS Sprint Championships | 07. - 08.02.2003 | Tomakomai (JPN) |
43.00 | 5 | 18th Tomakomai City School Competition | 14.12.2002 | Tomakomai (JPN) |
44.03 | 21 | 10th Tomakomai Highland Speed Skating Competition Meeting | 16. - 17.11.2002 | Tomakomai (JPN) |
43.52 | 10 | 36th Tomakomai Sprint Championships | 09. - 10.02.2002 | Tomakomai (JPN) |
45.47 | 12 | 2001 Tomakomai City School High School Competition Meeting | 08.12.2001 | Tomakomai (JPN) |
45.19 | 5 | Tomakomai Jhs/hs Championships | 24. - 25.02.2001 | Tomakomai (JPN) |
46.51 | 3 | Tomakomai Sprint Ch.ships | 10. - 11.02.2001 | Tomakomai (JPN) |
49.46 | 15 | 16th Tomakomai City Jhs Meeting | 17.12.2000 | Tomakomai (JPN) |
49.53 | 18 | Tomakomai Jhs And Hs Comp. | 09.12.2000 | Tomakomai (JPN) |