38.80 | 9 | All Japan Student Championships | 23. - 24.02.1995 | Shibukawa (JPN) |
38.29 | 3 | All Kanto Championships | 02.01.1994 | Karuizawa (JPN) |
39.36 | 33 | Japanese Sprint Championships 1994 | 24. - 25.12.1993 | Karuizawa (JPN) |
38.94 | 5 | All Japan Student Championships | 04. - 05.02.1993 | Shibukawa (JPN) |
40.11 | 36 | Japanese Sprint Championships 1993 | 15. - 16.01.1993 | Shibukawa (JPN) |
40.31 | 20 | Selection Competition | 28. - 29.11.1992 | Sapporo (JPN) |
39.50 | 10 | All Japan Highschool Games | 21. - 23.01.1992 | Nikkō (JPN) |
38.74 | 18 | Japanese Sprint Championships 1992 | 10. - 11.01.1992 | Fujiyoshida (JPN) |
39.24 | 2 | Japanese Junior Championships 1992 | 27. - 28.12.1991 | Hachinohe (JPN) |
39.79 | 6 | Akan Games | 16. - 17.12.1991 | Akan (JPN) |
39.69 | 14 | Japanese Junior Championships 1991 | 08. - 09.02.1991 | Shibukawa (JPN) |
39.34 | 6 | 40th All Japan Highschool Games | 18. - 20.01.1991 | Fujiyoshida (JPN) |
40.79 | 12 | Japanese Junior Championships 1990 | 09. - 10.02.1990 | Kushiro (JPN) |
39.80 | 9 | All Japan Highschool Games | 23. - 24.01.1990 | Morioka (JPN) |
40.79 | 1 | 9th All Japan Junior-College Games | 04. - 05.02.1989 | Hachinohe (JPN) |