- 1987 - 2002 University of Teacher Education Fukuoka
- 1987 - 2002 Fukuoka University of Education, Professor
- 1973 - 1987 University of Teacher Education Fukuoka
- 1973 - 1987 Fukuoka University of Education, Assistant
- 1970 - 1973 University of Teacher Education Fukuoka
- 1970 - 1973 Fukuoka University of Education, Lecturer
- 1968 - 1970 University of Teacher Education Fukuoka
- 1968 - 1970 Fukuoka University of Education, Research
- 1966 - 1968 Tohoku University
- 1966 - 1968 Tohoku University, Research Assistant
- Professor
- Assistant
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