- 2002 - 2003 Risshikan University
- 2002 - 2003 Risshikan University, Faculty of Management, Professor
- 2003 - - 比治山大学現代文化学部 教授
- 2003 - - Hijiyama University, Faculty of Contemporary Culture,
- 2000 - 2002 広島安芸女子大学経営学部 教授
- 2000 - 2002 Hiroshima Aki Women's University, Faculty of Management,
- 1994 - 2000 Oita University Faculty of Economics
- 1994 - 2000 Oita University, Faculty of Economics, Professor
- 1983 - 1994 Oita University Faculty of Economics
- 1983 - 1994 Oita University, Faculty of Economics, Associate Professor
- 1981 - 1983 Oita University Faculty of Economics
- 1981 - 1983 Oita University, Faculty of Economics, Assistant Professor
- Professor
Show all