- 2023/04 - 現在 Professor of Management, College of Liberal Arts, International Christian University
- 2019/04 - 2023/03 Chair, Department of Economics and Business, College of Liberal Arts, International Christian University
- 2011/04 - 2023/03 Senior Associate Professor, College of Liberal Arts, International Christian University
- 2017/04 - 2018/03 Advisor, Business Major, International Christian University
- 2012/04 - 2015/08 Editorial committee member, The Journal of Social Science (ICU Social Science Research Institute).
- 2009/09 - 2015/03 Advisor, Business Major, International Christian University
- 2014/04 - 2014/08 Director, International Education and Exchange
- 2012/04 - 2014/03 Member, Religious Affairs Committee, International Christian University
- 2010/11 - 2012/07 国際基督教大学 教育寮検討委員会委員
- 2011/09 - 2012/03 Member, Faculty Development Committee, International Christian University
- 2009/11 - 2011/03 Member, GLS(Global Leadership Studies) Project Committee, International Christian University
- 2009/04 - 2011/03 Associate Professor, College of Liberal Arts, International Christian University
- 2007/04 - 2009/03 Associate Professor, the Graduate School of Business, Osaka City University
- 2004/10 - 2007/03 Associate Professor, the Graduate School of Business, Osaka City University
- 2005/01 - 2005/09 Academic Visitor, Hertford College, the University of Oxford
- 2003/04 - 2004/09 Lecturer, the Graduate School of Business, Osaka City University
- 2003/01 - 2003/07 Research Fellow, Centre for Business Research, the University of Cambridge
- 2001/04 - 2003/03 Junior Research Fellow (PD), the Japan Society for the Promotion of Science