- 2001/04 - 現在 Professor, Graduate School of Engineering, Yokohama National University
- 2007/10 - 2008/03 Visiting Lecturer, Faculty of Science, Toyama University
- 2004/04 - 2005/03 Visiting Lecturer, Faculty of Engineering, Gunnma University
- 2004/04 - 2005/03 Visiting Lecturer, Faculty of Science, Osaka City University
- 2003/01 - 2003/03 Visiting Lecturer, Faculty of Engineering, Gunnma University
- 2001/07 - 2002/03 Visiting Lecturer, Graduate School of Science, Hokkaido University
- 1990/04 - 2001/03 Associate Professor, Faculty of Science, Himeji Institute of Technology
- 1999/01 - 1999/03 Visiting Lecturer, Faculty of Science, Kobe University
- 1997/12 - 1998/03 Visiting Lecturer, Faculty of Medicine, Gifu University
- 1997/12 - 1998/03 Visiting Lecturer, Faculty of Science, Kobe University
- 1996/09 - 1997/03 Visiting Lecturer, Faculty of Science, Osaka City University
- 1995/07 - 1996/03 Visiting Lecturer, Faculty of Science, Kobe University
- 1994/11 - 1995/03 Research Fellow, National Institute of Material Science
- 1984/04 - 1990/03 Assistant Professor, Faculty of Science, Kyoto University
- 1978/06 - 1984/03 Postdoctral fellow, Deartment of Chemistry, University of British Columbia
- Yokohama National University Faculty of Engineering Division of Materials Science and Chemical Engineering