46.47 | 10 | All Japan Student Games | 07. - 09.01.1995 | Tomakomai (JPN) |
44.40 | 2 | All Kanto Championships | 03.01.1995 | Karuizawa (JPN) |
46.47 | 13 | National Student Championships | 03. - 04.02.1994 | Shibukawa (JPN) |
44.28 | 2 | All Kanto Championships | 02.01.1994 | Karuizawa (JPN) |
44.68 | 9 | All Japan Student Championships | 04. - 05.02.1993 | Shibukawa (JPN) |
45.35 | 30 | Japanese Sprint Championships 1993 | 15. - 16.01.1993 | Shibukawa (JPN) |
44.07 | 3 | All Kanto Championships | 03. - 04.01.1993 | Karuizawa (JPN) |
45.07 | 11 | All Japan Student Championships | 04. - 05.02.1992 | Shibukawa (JPN) |
44.76 | 3 | Kanto Gakuin University Championships | 03. - 04.01.1992 | Karuizawa (JPN) |
45.03 | 12 | Japanese Junior Championships 1992 | 27. - 28.12.1991 | Hachinohe (JPN) |
46.10 | 8 | All Japan Student Games | 22. - 24.12.1991 | Obihiro (JPN) |
46.34 | 2 | Aomori Allround Championships | 19. - 21.02.1991 | Hachinohe (JPN) |
45.22 | 2 | Aomori High School Sprint Championshisp | 11. - 12.02.1991 | Hachinohe (JPN) |
45.22 | 2 | Aomori Sprint Championships | 11. - 12.02.1991 | Hachinohe (JPN) |
46.34 | 2 | Aomori High School Allround Championships | 11. - 12.02.1991 | Hachinohe (JPN) |
46.68 | 2 | Aomori Highschool Games | 14. - 15.12.1990 | Hachinohe (JPN) |
NC | - | Aomori Championships | 14. - 15.02.1990 | Hachinohe (JPN) |
46.66 | 2 | Tohoku Tournament | 27. - 28.12.1989 | Yamagata (JPN) |
46.29 | 1 | Aomori Hs Championships | 23. - 24.12.1989 | Hachinohe (JPN) |
46.20 | 2 | Aomori Sprint Championships | 16. - 17.12.1989 | Hachinohe (JPN) |
47.67 | 47 | Japanese Junior Allround Championships 1988 | 13. - 14.01.1988 | Hachinohe (JPN) |