Bachelor of Science in Physics, University of Tokyo, 1968. Master of Science in Physics, University of Tokyo, 1970. Doctor of Philosophy in Physics, University of Tokyo, 1974.
Research fellow, University Melbourne, Australia, 1981-1983. Research associate, State University of New York, Buffalo, 1983-1984, University of Utah, Salt Lake City, 1984-1985. Lecturer, Tokyo University of Science, 1987-1989, associate professor, 1989-1994, professor, since 1994.
Member of Chemical Society Japan.