Background
KUMAGAI, Yoshifumi was born on November 30, 1915 in Shimani Prefecture.
KUMAGAI, Yoshifumi was born on November 30, 1915 in Shimani Prefecture.
Tokyo Imperial University.
Joined Head Office of Sumitomo Companies Group 1939. Ministry of Institute Trade and Industry 1940-1969. Administration Vice-Minister, Ministry of Institute Trade and Industry 1968.
Sumitomo Metal Industries Limited. since 1971, Manager Director 1971, Senior Manager Director 1972, Executive Vice-President 1976, President 1978-1986, Chairman, Adviser to President since 1988.
Married Sumiko in 1941.