Born in Fukuoka prefecture. Born as the fifth son of Ryotaro Yamazaki. After finishing Fukuoka Prefectural Tochiku Middle School (now ) and Seventh Higher School Zoshikan (now Kagoshima University), he graduated from the Department of Law, Faculty of Law, Tokyo Imperial University in March 1931. Passed the Higher Examination Judicial Examination in December 1929 and the Higher Examination Administrative Examination in October 1930.
