Background
Shinzaburo Yasunaga was born in 1901 in Fukuoka Prefecture, Japan.
新三郎 安永
Shinzaburo Yasunaga was born in 1901 in Fukuoka Prefecture, Japan.
Shinzaburo Yasunaga entered Besshi Mine of Sumitomo Company (1929). He made inspection tour of Canada, North America, Chile Brazil and Mexico (1936).
Shinzaburo Yasunaga became chief of Mining Section of Besshi Mining Station and after successive promotions became manager of the Sumitomo Head Office (1941). Appointed managing director (1946) and then president of Dohi Mining Company (since 1947).
Held additional posts of member of Industrial Rationalization Research Committee of Tokyo International Trade & Industry Bureau director of Shizuoka Prefectural Mining Society and member of Shizuoka Prefectural Underground Resources Development Acceleration Committee and chief technical adviser of Japan Mmmg Association.