51.20 | 2 | Nationell | 18.12.1973 | Matsumoto (JPN) |
50.60 | 19 | Japanese Allround Championships 1972 | 21. - 23.01.1972 | Matsumoto (JPN) |
45.80 | 1 | 21th High School Championships | 11. - 14.01.1972 | Nikkō (JPN) |
49.60 | 7 | 2nd Asama Selection Games | 28. - 29.11.1971 | Matsumoto (JPN) |
47.10 | 5 | Olympische Selectie | 03. - 05.03.1971 | Matsumoto (JPN) |
47.00 | 1 | Japanese Junior Allround Championships 1971 | 01. - 02.02.1971 | Nikkō (JPN) |
47.50 | 1 | 20th High School Championships | 17. - 18.01.1971 | Hachinohe (JPN) |
48.40 | 2 | 19th High School Championships | 18. - 19.01.1970 | Matsumoto (JPN) |