Juris Doctor, Meiji University, Tokyo.
Professor School of Law, Meiji U., Tokyo, 1959-1965; dean for students, Meiji U., Tokyo, 1965-1975; dean School of Law, Meiji U., Tokyo, 1975-1987; president, Association of World Law, Tokyo, 1987-1991; president, Association of International Human Rights Law, Tokyo, 1991-1993; chancellor, Meiji U., Tokyo, 1992-1996; chief director Center for Human Rights Affairs, Meiji U., Tokyo, since 1997.
Chairman Conseil for DOA-Problema, Tokyo, since 1993.
Married Setsuko Yamamoto, May 27, 1951. Children: Shigemoto, Takaki.