- 1996 - 1998 Nagasaki Women's Junior College
- 1996 - 1998 Nagasaki Women's Junior College, part-time instructor
- 1993 - 1996 Hirosaki Gakuin University
- 1993 - 1996 Hirosaki Gakuin University Faculty of Liberal Arts
- 1993 - 1996 Hirosaki Gakuin College, associate professor
- 1993 - 1996 Hirosaki Gakuin College, Assistant Professor
- 1992 - 1996 Hirosaki University
- 1992 - 1996 Hirosaki University, part-time instructor
- 1991 - 1993 Hirosaki Gakuin University
- 1991 - 1993 Hirosaki Gakuin College, instructor
- 1989 - 1991 Hannan University
- 1989 - 1991 Osaka Institute of Technology
- 1989 - 1991 Hannan University, part-time instructor
- 1989 - 1991 Osaka Kogyo College, part-time instructor
- 1988 - 1991 Momoyama Gakuin University
- 1988 - 1991 Momoyama Gakuin University, part-time instructor
- 1987 - 1991 Kobe Gakuin University
- 1987 - 1991 Kobe Gakuin University, part-time instructor
- 1991 - Hirosaki Gakuin University Faculty of Liberal Arts
- 1991 - Hirosaki Gakuin College, instructor
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