Background
Sumii Takaichi was born in 1896 Hiroshima Prefecture, Japan.
高市 住井
Sumii Takaichi was born in 1896 Hiroshima Prefecture, Japan.
He graduated from Mechanical Department of Tokyo Higher Engineering School (1922).
He joined the navy and became kantoku-kan (supervising officer) of the Navy (1927). Engaged in manufacture of aircraft engine. Became president of Mitaka Aircraft Manufacturing Company (1936) and thereafter president of Mitaka Bussan Kaisha (Mitaka Product Company or Mitaka & Company) (since 1946).