- 2000 - 2001 Taisho University
- 2000 - 2001 Tokyo Kasei University
- 2000 - 2001 Taishyo University, Part-time Lecturer
- 2000 - 2001 Tokyo Kasei University, Part-time Lecturer
- 1999 - 2001 Meiji Gakuin University
- 1999 - 2001 Meijigakuin University, Part-time Lecturer
- 2001 - - 東京家政大学助教授
- 2001 - - Tokyo Kasei University, Assistant Professor
- 2000 - - 法政大学非常勤講師
- 2000 - - 駒澤大学非常勤講師
- 2000 - - Hosei University, Part-time Lecturer
- 2000 - - Komazawa University, Part-time Lecturer
- 1976 - 1977 小峰研究所研究員
- 1976 - 1977 Komine Research Institute Research Worker
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