- 2012 - Kanazawa Seiryo University, Faculty of Economics, Professor
- 2008 - Cabinet Office, Government of Japan, Science Council of Japan, Secretariat, International Affairs Division, Director
- 2007 - Cabinet Office, Government of Japan, Quality-of-Life Policy Bureau, Consumer Policy Division, Director
- 2004 - University of Tsukuba, Graduate School of Science and Technology Degree Programs in Systems and Information Engineering, Associate Professor
- 2002 - Cabinet Office, Government of Japan, Economic and Fiscal Management, Division of International Economic Affairs, Counselor for Policy Planning Coordination
- 1999 - Economic Planning Agency, Government of Japan, Price Bureau, Price Policy Division, Deputy Director
- 1998 - Embassy of Japan in Russia, First Secretary
- 1994 - Economic Planning Agency, Government of Japan, General Planning Bureau, General Planning Division, Assistant Director
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