Background
Tokusaburo Ishikawa was born in Sanuki, Kagawa Prefecture, the eldest son of Takehachi Ishikawa.
Tokusaburo Ishikawa was born in Sanuki, Kagawa Prefecture, the eldest son of Takehachi Ishikawa.
Takehachi Ishikawa began his career as a clerk in Yokohama Customs and then in turn worked for Yoshinuma Watch Company, Murai Bros, and other firms till he finally founded Japan Electric Wire Manufacturing Company in Osaka in partnership with Wahei Nishimura (1907).