38.13 | 21 | All Japan Student Championships 2000 | 09. - 10.12.1999 | Shibukawa (JPN) |
38.65 | 35 | 29th Asama Games | 04. - 05.12.1999 | Matsumoto (JPN) |
39.58 | 34 | 23rd Makomanai Selection Games | 27. - 28.11.1999 | Sapporo (JPN) |
37.82 | 26 | Japanese Single Distance Championships 2000 | 30. - 31.10.1999 | Nagano (JPN) |
37.60 | 10 | 71st Inter-College Games | 07. - 09.01.1999 | Nikkō (JPN) |
38.09 | 13 | All Japan College Championships | 10. - 11.12.1998 | Shibukawa (JPN) |
39.25 | 17 | 70th Japanese Student Hikami Championship (Inter College Championships) | 05. - 07.01.1998 | Tomakomai (JPN) |
38.47 | 12 | 17th Japanese Student Championships | 12. - 13.12.1997 | Shibukawa (JPN) |
39.27 | 14 | Nomori St. Obihiro Night Games | 15. - 16.11.1997 | Obihiro (JPN) |
38.87 | 15 | Japanese Junior Sprint Championships 1997 | 09. - 11.02.1997 | Fujiyoshida (JPN) |
38.53 | 8 | 45th All Japan Highschool Games 1996 | 21. - 23.01.1996 | Shibukawa (JPN) |
41.30 | 26 | Japanese Junior Sprint Championships 1995 | 04. - 05.02.1995 | Morioka (JPN) |
39.42 | 3 | Nagano District Highschool Finals | 21. - 22.02.1994 | Karuizawa (JPN) |