- 1973 - 1989 Shiga University Faculty of Education
- 1973 - 1989 Shiga University, Faculty of Education, Assistant Professor
- 1969 - 1972 Shiga University Faculty of Education
- 1969 - 1972 Shiga University, Faculty of Education, Lecturer
- 1967 - 1968 Shiga University Faculty of Education
- 1967 - 1968 Shiga University, Faculty of Education, Research Assistant
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