| Career History | - 1977
- Postdoctoral Researcher, Inst. of Solid State Physics, University of Tokyo
- 1978
- Researcher, Nuclear Reactor Materials Division, National Research Institute for Metals (NRIM)
- 1983
- Senior Researcher, Nuclear Reactor Materials Division, Tsukuba Laboratories, NRIM
- 1983
- Guest Researcher, Metal and Ceramics Division, Oak Ridge National Laboratory
- 1985
- Senior Staff, Dept. of Technology Promotion, Atomic Energy Bureau, Science and Technology Agency
- 1987
- Guest Researcher, Faculty of Chemical and Nuclear Engineering, Univ. California, Santa Barbara
- 1990
- Chief of 2nd Laboratory, Material Characterization Division, NRIM
- 1995
- Chief of Hybrid Excitation Field Division, Center for Materials Science under Extreme Environments, NRIM
- 2001
- Chief of 4th Laboratory, Nanofabrication Research Group, Nanomaterials Laboratory, National Institute for Materials Science (NIMS)
- 2002
- Director, Nanofunction Group, Nanomaterials Laboratory, NIMS
- 2004
- Professor, Chairman, Doctoral Program in Materials Science and Engineering, University of Tsukuba
- 2005
- Director, Integrated Strategy Office, NIMS
- 2006
- Managing Director, Quantum Beam Center, NIMS
- 2007
- Coordinating Director, Key Nanotechnologies Field, NIMS
- 2008
- President of Materials Research Society-Japan (MRS-J)
- 2010
- Auditor, NIMS
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