- 2020/05 - 現在 Visiting Scientist, Institute of Engineering Innovation, School of Engineering, The University of Tokyo
- 2010/11 - 現在 Advanced Institute for Materials Research (WPI-AIMR), Tohoku University Associate Professor
- 2019/10 - 2020/03 Tohoku University WPI-AIMR Deputy Administrative Director for Research (Concurrent)
- 2018/04 - 2019/09 Tohoku University WPI-AIMR Administrative Director (Concurrent)
- 2011/03 - 2018/03 Tohoku University WPI-AIMR Deputy Administrative Director for Research (Concurrent)
- 2010/04 - 2013/03 Outreach Manager (Concurrent), WPI-AIMR, Tohoku University
- 2010/04 - 2010/10 Department of Physics, Graduate School of Science, Tohoku University Assistant Professor
- 2009/04 - 2010/03 Department of Earth Science, Graduate School of Science, Tohoku University G-COE Researcher (Tohoku University Global COE Program "Global Education and Research Center for Earth and Planetary Dynamics")
- 2008/02 - 2009/03 WPI Research Center : Advanced Institute for Materials Research (WPI-AIMR) Assistant Professor
- 2007/04 - 2008/01 Department of Complexity Science and Engineering, Graduate School of Frontier Sciences, The University of Tokyo Assistant Professor
- 2005/11 - 2007/03 Department of Complexity Science and Engineering, Graduate School of Frontier Sciences, The University of Tokyo Research Associate
- 2005/04 - 2005/11 Department of Complexity Science and Engineering, Graduate School of Frontier Sciences, The University of Tokyo Project Research Associate
- 2004/04 - 2005/03 Department of Complexity Science and Engineering, Graduate School of Frontier Sciences, The University of Tokyo Postdoctoral Researcher
- 2003/04 - 2004/03 Department of Chemistry, School of Science, The Universityof Tokyo 21st COE Program Postdoctoral Researcher
- 2000/04 - 2003/03 The University of Tokyo Department of Complexity Science and Engineering, Graduate School of Frontier Sciences JSPS Postdoctoral Fellow (PD)
- 1997/04 - 2000/03 The University of Tokyo Geological Institute, Graduate School of Science JSPS Specially-appointed Researcher (DC1)
- 1994/10 - 1995/03 Chichibu Onoda Cement Co. Ltd. Researcher (regular employee)
- 1990/04 - 1994/09 Chichibu Cement Co. Ltd. Researcher (regular employee)
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The Ceramic Society of Japan
, The Japan Society of Vacuum and Surface Science
, Materials Research Society (MRS)
, The Japan Society of Applied Physics
, The Physical Society of Japan
, Mineralogical Society of America (MSA)
, The Japan Association of Mineralogical Sciences
, The Chemical Society of Japan