- 1998 - 2004 梅花短期大学 教授
- 1998 - 2004 Baika Junior College, Professor
- 2004 - - 梅花女子大学 教授
- 2004 - - Baika women's University,Professor
- 1987 - 1998 梅花短期大学 助教授
- 1987 - 1998 Baika Junior College, Assistant Professor
- 1986 - 1987 Seiwa College
- 1986 - 1987 Seiwa University, Assistant Professor
- 1981 - 1986 Seiwa College
- 1981 - 1986 Seiwa University, Instructor
- 1980 - 1981 Seiwa College
- 1980 - 1981 Seiwa University, Research Assistant
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