- 1980 - 1994 Gunma Prefectural Women's University
- 1980 - 1994 Gunma Prefectural Women's University, Assistant Professor
- 1994 - - 群馬県立女子大学 教授
- 1994 - - Gunma Prefectural Women's University, Professor
- 1977 - 1980 高知女子大学 助教授
- 1977 - 1980 Kochi Women's University, Assistant Professor
- 1975 - 1977 高知女子大学 専任講師
- 1975 - 1977 Kochi Women's University, Instructor
- 1974 - 1975 Tokyo Metropolitan University
- 1974 - 1975 Tokyo Metropolitan University, Assistant
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