1920-1949
1920	Toyo Cork Kogyo Co., Ltd is founded in Hiroshima, Japan.
1921	Jujiro Matsuda becomes president.
1927	Company becomes Toyo Kogyo Co., Ltd.
1929	Manufacturing of Toyo machine tools begins.
1931	Three-wheel truck production starts.
1932	Begins export with 3-wheel trucks for China.
1935	Production of rock drills and gauge blocks begins.
1945	(Atomic bomb dropped on Hiroshima)(End of World War II).
	Mazda loans part of headquarters' building to Hiroshima prefecture and all functions of the prefecture office are transferred there.(until July '46).
1949	1. 3-wheeled truck exports restart (India).