Background
Born in Tokyo, the eldest son of Nagayuki Ogasawara, Graduated from Naval Academy.
Born in Tokyo, the eldest son of Nagayuki Ogasawara, Graduated from Naval Academy.
Was commissioned as a sublieutenant in the Imperial Navy and in course of time retired as vice admiral (1918). Saw service as a staff member in the Sino-Japanese, Russo-Japanese and World War I.