- 1993 - 1998 The University of Tokyo Graduate School of Science
- 1993 - 1998 Associate Professor, Graduate School of
- 1998 - - 東京大学大学院理学系研究科 教授
- 1998 - - Professor, Graduate School of Science, The
- 1996 - 1997 Kyoto University Institute for Chemical Research
- 1996 - 1997 Visiting Associate Professor, Institute for
- 1992 - 1993 The University of Tokyo Faculty of Science
- 1992 - 1993 Associate Professor, Faculty of Science, The
- 1990 - 1992 The University of Tokyo Faculty of Science
- 1990 - 1992 Lecturer, Faculty of Science, The University
- 1974 - 1990 The University of Tokyo Faculty of Science
- 1974 - 1990 Research Associate, Faculty of Science, The
- 1977 - 1978 博士研究員 ユタ大学, アメリカ合衆国
- 1977 - 1978 Postdoctoral fellow, University of Utah,
- 1976 - 1977 博士研究員 アイオワ州立大学, アメリカ合衆国
- 1976 - 1977 Postdoctoral fellow, Iowa State University,
- Chemical Research, Kyoto University
- Science, The University of Tokyo
- of Tokyo
- U.S.A.
- University of Tokyo