41.60 | 3 | 45th University Games | 09. - 11.01.1973 | Nikkō (JPN) |
42.30 | 2 | 44th University Games | 20. - 22.12.1971 | Fujikawaguchiko (JPN) |
42.30 | 10 | 4th Kisokoma Sprint Games | 09. - 10.12.1971 | Koumi (JPN) |
41.90 | 7 | 2nd Asama Selection Games | 28. - 29.11.1971 | Matsumoto (JPN) |
42.20 | 3 | 43rd University Games | 06. - 08.01.1971 | Matsumoto (JPN) |
44.31 | 3 | Japanese Allround Championships 1970 | 10. - 12.02.1970 | Tomakomai (JPN) |
41.70 | 1 | 18th High School Championships | 21. - 24.01.1969 | Fujikawaguchiko (JPN) |
45.30 | 1 | Nagano Prefecture Hs Championships | 12. - 13.01.1969 | Omi (JPN) |