- 2002 - - Kure University, Professor
- 1992 - 2001 Hiroshima University
- 1992 - 2001 Hiroshima University, Professor
- 2001 - - 呉大学教授
- 1984 - 1992 Naruto University of Education
- 1984 - 1992 Naruto University of Education, Professor
- 1981 - 1984 The University of Tokushima
- 1981 - 1984 Tokushima University, Professor
- 1979 - 1981 The University of Tokushima
- 1979 - 1981 Tokushima University, Assistant Professor
- 1973 - 1979 Doshisha University
- 1973 - 1979 Doshisha University, Assistant Professor
- 1966 - 1973 四国女子大学助教授
- 1966 - 1973 Shikoku Women's University, Assistant Professor
- 1965 - 1966 Hiroshima University
- 1965 - 1966 Hiroshima University, Research Assistant
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