The Nakajima Aircraft Company was a prominent Japanese aircraft manufacturer and aviation engine manufacturer throughout World War II. It continues as the car and aircraft manufacturer Subaru.

Subaru Corporation , formerly Fuji Heavy Industries, Ltd. , is a Japanese multinational corporation and conglomerate primarily involved in both terrestrial and aerospace transportation manufacturing. It is best known for its line of Subaru automobiles. Founded in 1953, the company was named Fuji Heavy Industries until 2017. The company's aerospace division is a defense contractor to the Japanese government, manufacturing Boeing and Lockheed Martin helicopters and airplanes under license. This same division is a global development and manufacturing partner to both companies.