- 2020/08 - 現在 Economic and Social Research Institute, Cabinet Office, Government of Japan Executive Research Fellow
- 2018/04 - 2020/07 RIKEN Yokohama Branch Director
- 2017/06 - 2019/12 Finnish Innovation Fund (Sitra) International Advisory Panel Panel Member
- 2013/07 - 2018/03 NISTEP, MEXT Deputy Director-General
- 2012/12 - 2013/06 MEXT Knowledge Infrastructure Policy Division, Science & Technology Policy Bureau Director
- 2010/07 - 2012/12 Japan Science & Technology Agency (JST) Dept. of Planning & Management, Research Institute of Science & Technology for Society (RISTEX) Director
- 2009/04 - 2010/06 MEXT Special Needs Education Division, Elementary & Secondary Education Bureau Director
- 2008/07 - 2009/03 MEXT Division of Vocational & IT Education, Elementary & Secondary Education Bureau Director
- 2006/06 - 2008/06 Japan Aerospace Exploration Agency (JAXA) Bangkok Office Director
- 2005/04 - 2006/05 Ministry of Education, Culture, Sports, Science & Technology (MEXT) Office for Quantum & Radiation Research, Research Promotion Bureau Director
- 2003/04 - 2005/03 National Institute of Science & Technology Policy 3rd Policy-Oriented Research Group Director
- 2001/01 - 2003/03 National Institute of Science & Technology Policy, MEXT Planning Division Director
- 2000/06 - 2001/01 Science & Technology Agency Policy Division, Science & Technology Policy Bureau Deputy Director
- 1997/06 - 2000/06 Embassy Of Japan, Australia Economic Section First Secretary
- 1996/04 - 1997/05 Science & Technology Agency International Affairs Division, Research Promotion Bureau Deputy Director
- 1994/04 - 1996/03 Aomori Prefectural Government Office for the Development of Mutsu-Ogawara Division Director
- 1992/12 - 1994/03 Science & Technology Anegcy Minister's Secretariat Administrative Secretary to the Vice Minister
- 1989/07 - 1992/01 Science & Technology Agency Nuclear Fuel Division, Atomic Energy Bureau Chief of Section
- 1988/07 - 1989/06 National Institute of Science & Technology Policy (NISTEP) Planning Division