Doctor of Medicine, Kyoto University, Japan, 1958. Doctor of Philosophy, Kyoto University, Japan, 1963.
Research associate, Kyoto U., 1963-1968;
scientist, Case Western Reserve Medical School, Cleveland, 1964-1965;
scientist, Salk Institute, San Diego, 1965-1967;
scientist, National Institutes of Health, Bethesda, Maryland., 1967-1970;
scientist, Flow laboratories, Rockville, Maryland., 1971-1975;
expert, section head, National Cancer Institute, Bethesda, 1975-1980;
professor, Kyoto U., 1980-1995;
director Institute for Virus Research, Kyoto U., 1991-1995;
professor emeritus, Kyoto U., since 1996;
director, Shionogi Institute Medical Science, Osaka, since 1995;
executive vice president, Shiongi & Company, Osaka, since 1997. Representative United States-Japan Acquired Immune Deficiency Syndrome Committee, Tokyo, since 1990, France-Japan Acquired Immune Deficiency Syndrome committee, Tokyo, since 1990, Italy-Japan Biotechnology Committee, Tokyo, since 1989. Expert consultant National Institutes of Health, Bethesda, 1975-1980, Fogarty scholar-in-residence, since 1995.
Visiting professor Institut national de la santé et de la recherche médicale, Pasteur Institute, Paris, 1977.
Member evaluation committee Ministry of Health and Welfare, Japan, 1990-1998, Ministry Foreign Affairs, Japan, 1986-1995, Agent of Science and Technology, Japan, 1984. Member Japanese Bio-chemical Society (board directors), Japanese Cancer Society, Japanese Virus Society (president 1997), Japanese Acquired Immune Deficiency Syndrome Society.
Married Kazuko Fujimoto, April 10, 1963. Children: Iwao, Takeshi, Melissa, Rachel, Brooke.