- 1991 - 2004 Fukushima University
- 1991 - 2004 Faculty of Education, Fukushima University,
- 1997 - 2000 Fukushima University
- 1997 - 2000 Elementary School Attached to the Faculty of Education, Fukushima University, Principal
- 1978 - 1991 Fukushima University
- 1978 - 1991 Faculty of Education, Fukushima University, Assistant Professor
- 1974 - 1978 Fukushima University
- 1974 - 1978 Faculty of Education, Fukushima University, Lecturer
- 1972 - 1974 東北薬科大学 専任講師
- 1972 - 1974 Tohoku College of Pharmacy, Lecturer
- 1971 - 1972 Tohoku University
- 1971 - 1972 Tohoku University, a part-time Lecturer
- Professor
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