- 2002 - 2003 Ferris University Faculty of Global and Inter-Cultural Studies
- 1994 - 2001 横浜市立大学商学部 教授
- 1994 - 2001 Yokohama City University, Faculty of
- 1999 - 2000 Kanagawa University Faculty of Foreign Languages
- 1999 - 2000 Kanagawa University, Faculty of Foreign
- 1998 - 1999 Niigata University Faculty of Humanities
- 1998 - 1999 Nigata University, Philosophy and Behavioral
- 1997 - 1998 Fukushima University
- 1997 - 1998 Fukusima University, Faculty of Administration
- 1995 - 1996 Fukushima University
- 1995 - 1996 Fukusima University, Faculty of Administration
- 1994 - 1995 Kanagawa University Faculty of Foreign Languages
- 1994 - 1995 Kanagawa University, Faculty of Foreign
- 1983 - 1994 横浜市立大学商学部 助教授
- 1983 - 1994 Yokohama City University, Faculty of
- 1990 - 1991 Kanagawa University Faculty of Foreign Languages
- 1990 - 1991 Kanagawa University, Faculty of Foreign
- 1981 - 1982 横浜市立大学商学部 専任講師
- 1981 - 1982 Yokohama City University, Faculty of
- 1978 - 1981 宮城学院女子短期大学 非常勤講師
- 1978 - 1981 Miyagi Gakuin Women's Jounior College,
- 1976 - 1981 国立仙台病院付属看護助産婦学校 非常勤講師
- Sciences, Part-time Lecturer
- and Social Sciences, Part-time Lecturer
- Professor
- Languages, Part-time Lecturer
- Assistant Professor
- Full-time Lecturer
- Economics and Business Administration,
- Part-time Lecturer
- Yokohama City University International College of Arts and Sciences