Background
He was born in Tamba, Kyoto Prefecture, Japan. The eldest son of Kinsuke Iwasaki.
He was born in Tamba, Kyoto Prefecture, Japan. The eldest son of Kinsuke Iwasaki.
He graduated as an engineer from Kodu Daigaku (predecessor of Tokyo University).
In 1883 he entered Government service, to move on to Sanyo Railway Company. Was sent on an inspection tour to Europe and upon return introduced many reforms to improve rail transportation. When the Sanyo Railway Co. was nationalized (1901) he was appointed traffic manager.