1987. | 4. | Part-time Lecturer, Kanagawa Institute of Technology |
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1987. | 10. | Part-time Lecturer, Tokyo University of Science |
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1988. | 10. | Lecturer: Yamaguchi University |
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1989. | 4. | Part-time Lecturer, Kyusyu University |
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1994. | 11. | Associate Professor: Yamaguchi University |
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1995. | 4. | Associate Professor: Tokushima University |
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2002. | 4. | Professor: Tokushima University |
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2006. | 4. | Invited Professor: Kyusyu University |
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2010. | 4. | Part-time Lecturer, Tohoku University(2010.4-2011.3) |
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2010. | 4. | Part-time Lecturer, Tokushima Prefectural-nursing school |
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2013. | 4. | Part-time Lecturer, Chuo University |
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