1988. | 4. | Joetsu University of Education, Technical Official |
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1991. | 4. | Joetsu University of Education, Assistant Professor |
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1992. | 10. | National Research Council Canada, Institute of Environmental Chemistry, Guest Scientist |
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1995. | 4. | The University of Tokushima, Associate Professor, Integrated Arts and Sciences |
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2004. | 4. | The University of Tokushima, Professor, Faculty Integrated Arts and Sciences, |
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2008. | 4. | The University of Tokushima, Professor, Institute of Socio-Arts and Sciences |
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2008. | 4. | 徳島大学大学院総合科学教育部地域科学専攻博士後期課程 改組設置 D〇合(理学/化学) 大学設置審議会教員組織審査 |
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2016. | 4. | Dep. Chem., Graduate School of Science and Technology, Tokushima University |
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