- 1980 - 1983 Niimi College
- 1980 - 1983 Niimi College, Assistant Professor
- 1983 - - 新見公立短期大学教授
- 1983 - - Niimi College, Professor
- 1976 - 1980 Okayama Shoka University
- 1976 - 1980 Okayama Syouka University, Assistant Professor
- 1973 - 1976 Okayama Shoka University
- 1973 - 1976 Okayama Syouka University, Lecturer
- Niimi College Professor Emeritus,Others
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