- 2023/04 - 現在 National Institute of Advanced Industrial Science and Technology Collaboration Promotion Office, Geological Survey of Japan Collaboration Officer
- 2015/04 - 2023/03 National Institute of Advanced Industrial Science and Technology Research Promotion Division, Geological Survey of Japan Innovation Coordinator
- 2009/04 - 2015/03 National Institute of Advanced Industrial Science and Technology Integrated Geo-information Research Group, Institute of Geology and Geoinformation Group reader
- 2008/01 - 2009/03 National Institute of Advanced Industrial Science and Technology Integrated Geoinformation Research Group, Institute of Geology and Geoinformation Senior Researcher
- 2006/08 - 2007/12 National Institute of Advanced Industrial Science and Technology Geological Survey Planning and Coordinating Office, Geoinformation Center Senior Officer
- 2004/11 - 2006/07 National Institute of Advanced Industrial Science and Technology Integrated Geoinformation Research Group, Institute of Geology and Geoinformation Senior Researcher
- 2004/05 - 2004/10 National Institute of Advanced Industrial Science and Technology Tectonics Group, Institute of Geology and Geoinformation Senior Researcher
- 2001/04 - 2004/04 National Institute of Advanced Industrial Science and Technology Tectonics Group, Institute of Geoscience Senior Researcher
- 1996/10 - 2001/03 Geological Survey of Japan, Agency of Industrial Science and Technology, Ministry of International Trade and Industry Stratigraphy and tectonics section, Department of Geology Senior Research Officer
- 1999/06 - 2000/03 Geological Survey of Japan, Agency of Industrial Science and Technology, Ministry of International Trade and Industry Industry-Academia-Government Collaboration Promotion Center Senior Research Officer
- 1990/04 - 1996/09 Geological Survey of Japan, Agency of Industrial Science and Technology, Ministry of International Trade and Industry Stratigraphy and tectonics section, Department of geology Research Officer