Background
Hanshichi Toyoshima was born in 1900 in Ichinomiya, Aichi, Japan.
半七 豊島
Hanshichi Toyoshima was born in 1900 in Ichinomiya, Aichi, Japan.
Hanshichi Toyoshima graduated from Nagoya Commercial School.
Hanshichi Toyoshima became vice-chairman of Ichinomiya Chamber of Commerce & Industry (1931), president of Yamaichi Shoten Company (1933), chairman of Ichinomiya Chamber of Commerce & Industry (1946), vice-chief director of Nagoya Sen-i Torihikijo (Nagoya Textiles Exchange) (1951) and president of Toyoshima Company (since 1942).