- 2015/08 - 2016/08 Visiting Professor, The University of British Columbia
- 2015/04/01 - Visiting Professor, The Research Institute for Humanity and Nature
- 2009/10 - Professor, Social System Design, Faculty of Sociology, Kansai University
- 2007/06 - 2009/09 Associate Professor and Associate Director, Global Collaboration Center, Osaka University
- 2007/04 - 2009/09 Associate Professor, Graduate School of Human Sciences, Osaka University
- 2005/03 - 2007/03 Associate Professor, Graduate School of Human Sciences, Osaka University
- 2005/04/01 - The Advanced Institute for Law and Politics, Hokkaido University
- 2000/04 - 2005/02 Associate Professor, Graduate School of Economics, Hokkaido University
- 2001/05 - 2003/05 Senior Policy Advisor, Asia-Pacific Region, Department of Development Policy, United Nations Development Programme
- 1998/04 - 2000/03 Associate Professor, School of International Studies, Meijigakuin University
- 1997/01 - 1998/03 Economist, Social Protection, Human Develoment Network, World Bank
- 1989/03 - 1991/07 ECFA Research Institute
- 1986/04 - 1989/02 Tonen Corporation
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Japan Society for Bhutan Studies
, Community Development Society
, International Association for Community Development
, Japan Association for Evolutionary Economics
, Human Development and Capability Association