- 2023/04 - 現在 Kobe Shinwa University Faculty of Human Development and Education, Department of Distance Education Adjunct Lecturer
- 2023/04 - 現在 Kochi University Center for Data Science Interlocking Educational Staff
- 2020/04 - 現在 Kochi University Collaborative Community Studies Unit, Multidisciplinary Science Cluster, Research and Education Faculty Professor
- 2009/04 - 2023/03 Kobe Shinwa Women's University Faculty of Human Development and Education, Department of Distance Education Adjunct Lecturer
- 2020/10 - 2021/03 The Open University of Japan Faculty of Liberal Arts Part-time Lecturer
- 2015/04 - 2020/03 Kochi University Collaborative Community Studies Unit, Multidisciplinary Science Cluster, Research and Education Faculty Associate Professor
- 2011/04 - 2015/03 Assistant Professor, College of Social Sciences, Ritsumeikan University
- 2007/10 - 2015/03 Osaka University School of Foreign Studies Part-time Lecturer
- 2010/04/01 - 2011/03/31 Post-doctoral Fellow, The Kinugasa Research Organization, Ritsumeikan University
- 2008/08/01 - 2009/11/30 Associate Research Fellow, JGSS Research Center, Osaka University of Commerce
- 2007/04/01 - 2007/09/30 Part-time Lecturer, Department of Foreign Studies, Osaka University of Foreign Studies
- 2006/04/01 - 2007/03/31 Post-doctoral research fellow, Institute of Regional Studies, Osaka University of Commerce
- 2005/11/01 - 2006/03/31 Research fellow, Kobe University Graduate School of International Cooperation Studies
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Asia Pacific Sociological Association
, Mongolia Society
, International Sociological Association
, Japanese Association for Mathematical Sociology
, The Japan Sociological Society
, Japanese Association for Mongol Studies
, Japanese Association for Social Research
, The Japan Society for Multicultural Relations
, Japan Society for International Development