Born in what is now part of Kagoshima city as the son of a "samurai" of the Satsuma domain, Itō studied naval engineering and gunnery and participated in the Anglo-Satsuma War as a member of the Satsuma domain's navy.
Itō was born in what is now part of Kagoshima city as the son of a "samurai" of the Satsuma domain. Itō studied naval engineering and gunnery. Itō participated in the Anglo-Satsuma War as a member of the Satsuma domain's navy.