Doctor of Philosophy, Waseda University, Tokyo, 1995.
Visiting researcher Waseda University, Shinjuku-ku, Japan, 1995—1997. Postdoctoral fellow National Institute Inorganic Materials, Tsukuba, Japan, 1995—1997. Senior researcher National Institute Materials Science, since 1997.
Research fellow Harvard Medical School, Boston, 2002—2004. Editor Ceramic Society Japan, Shinjuku-ku, Tokyo, Japan, 1999—2002. Visiting professor Kanazawa Institute of Technology, Japan, since 2004, Okayama University, Japan, since 2006, visiting lecturer, 2005.
Married Kyoko Iizuka, July 30, 1998.