Tokyo University, 1950-1953. Spoken languages: Japanese, French, English.
With, Ministry of Foreign Affairs, Tokyo, since 1952; director general science and technological affairs, Ministry of Foreign Affairs, Tokyo, 1978-1981; ambassador to, Viet-Nam, Hanoi, 1981-1983; vice president, Overseas Economics Cooperative Fund, Tokyo, 1983-1986; ambassador to, Austria, Vienna, 1987-1989; ambassador to, Belgium, Brussels, since 1990.
Married Yoko Kajiwara. Children: Kazuhiko, Yasuhiko, Mari, Yoahihiko.