Background
Michiyuki was born in 1891, in Hagi City, Yamaguchi Prefecture, Japan.
Michiyuki was born in 1891, in Hagi City, Yamaguchi Prefecture, Japan.
In 1917 he graduated from Tokyo University.
He entered the Mitsubishi Ooshi (joint capital) Company, and with the establishment of the Mitsubishi Mining Company, transferred to this company and became its president in 1951. In 1950, the metal department of this company was separated and became the Mitsubishi Metal Industry Company.