Education
Doctor of Philosophy, Tokyo U., 1951.
Camera and business machine industry executive
Doctor of Philosophy, Tokyo U., 1951.
President, Canon Inc., Tokyo, 1989-1993; vice chairman, Canon Inc., Tokyo, 1993-1995; adviser, Canon Inc., Tokyo, since 1995. Chairman, Board Of Directors Nihon Tetra Pak K.K., Toyko. Honorary advisor Canon, Inc.