Background
Yoshiji Yokobori was born in 1905 in Tokyo, Japan.
義二 横堀
Yoshiji Yokobori was born in 1905 in Tokyo, Japan.
Yoshiji Yokobori graduated from Metallurgy Department of Tokyo University (1929).
Yoshiji Yokobori entered Mine Bureau of Commerce & Industry Ministry and served at Sapporo Mine Supervision Bureau. He became chief of Facilities Section and Supervision Section of Sendai Mine Supervision Bureau (1938), chief of Teikoku Mining Development Company (1940) and chief of Tamagawa Mining Station (1944). Director of Shin-Kogyo Kaihatsu Kaisha (New Mining Development Company) (since 1952).