Born in
Tokyo on 28 November 1876, the son of Baron Matsuoka Yasutake, Kinpei graduated from
Tokyo Imperial University, Department of Political Science in 1900. Commissioned by the Ministry of Education in 1902 he became an
assistant professor at
Imperial University in 1903. As an associate professor, he studies economics abroad in Europe and the United States in 1909, returning to Japan in 1910 upon appointment as a law professor at Tokyo Imperial University. From 1911 to 1921, he served as a Director at Prince
Fumimaro Konoe's East Asia Economic Research Center (Toa Keizai Chosakyoku). In 1922 he joined
Takushoku University as an Academic Supervisor. Matsuoka resigned in 1924 after succeeding his father as baron (
danshaku) in the
kazoku peerage upon his father's passing in 1923. He then served in the House of Peers until May 1947. The
Japan Academy recognized Matsuoka for his academic achievements with the
Gomontsuki Ginkabin in 1945. Matsuoka married the former Nishikawa Yuka and had 3 children; his son Yasumitsu, who would go on to be a professor at
Nihon University, and two daughters. ==References==