44.14 | 14 | All Japan Student Championships 2000 | 09. - 10.12.1999 | Shibukawa (JPN) |
42.95 | 12 | 71st Inter-College Games | 07. - 09.01.1999 | Nikkō (JPN) |
44.55 | 16 | All Japan College Championships | 10. - 11.12.1998 | Shibukawa (JPN) |
45.07 | 8 | 70th Japanese Student Hikami Championship (Inter College Championships) | 05. - 07.01.1998 | Tomakomai (JPN) |
43.66 | 30 | Japanese Sprint Championships 1998 | 21. - 22.12.1997 | Nagano (JPN) |
44.39 | 12 | 17th Japanese Student Championships | 12. - 13.12.1997 | Shibukawa (JPN) |
44.11 | 4 | All Japan Student Championships | 07. - 08.02.1997 | Shibukawa (JPN) |
44.39 | 1 | Hokkaido HS Competition | 24. - 25.12.1995 | Tomakomai (JPN) |
45.09 | 13 | Japanese Junior Sprint Championships 1995 | 04. - 05.02.1995 | Morioka (JPN) |
44.29 | 1 | Hokkaido District Highschool Selection | 24. - 26.12.1994 | Kushiro (JPN) |
44.73 | 2 | Hokkaido Sprint Championships | 18. - 19.02.1994 | Kushiro (JPN) |
45.48 | 4 | All Japan Junior College Games | 05. - 06.02.1994 | Hachinohe (JPN) |
45.58 | 9 | All Japan Junior College Games | 08. - 09.02.1993 | Yamagata (JPN) |