Bachelor of Science, Hiroshima (Japan) University, 1977. Master of Arts, California State University, Long Beach, 1979. Doctor of Philosophy, University Maryland, College Park, 1986.
Research associate, Los Alamos (New Mexico) National Laboratory, 1986-1989;
assistant professor electronics and electrical engineering, Teikyo U., Utsunomiya, Japan, 1989-1990;
associate professor electronics and electrical engineering, Teikyo U., Utsunomiya, Japan, since 1990. Consultant Los Alamos National Laboratory, since 1990. Adjunct Professor Physics Utsunomiya U., since 1992.
Research scientist Research Development Corporation Japan, Tokyo, since 1993.
Fellow Precursory Research for Embryonic Science and Technology 21, Japanese Ministry Education. Member Physical Society Japan, American Physical Society, American Geophysical Union, Institute Electronics, Information and committee Engineers.