- 2008 - 現在 Kogakuin University Faculty of Engineering
- 2012 - 2013 University of Tsukuba
- 1988 - 2009 防衛大学校機械工学教室講師
- 1988 - 2009 Assistant professor, Department of Mechanical Engineering,
- 2006 - 2008 The Open University of Japan
- 2006 - 2008 Visiting Associate professor, Graduate school of University of Air
- 1989 - 1991 ペンシルベニア州立大学工学部航空工学科客員研究院
- 1989 - 1991 Visiting researcher, Department of Aerospace Engineering,
- 1986 - 1988 防衛大学校機械工学教室助手
- 1986 - 1988 Research associate, Department of Mechanical Engineering,
- 1981 - 1982 日産自動車(株)
- 1981 - 1982 Nissan Motor Co. Ltd.
- Pennsylvania State University
- National Defense Academy
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