This industry manufactures automobiles, ships, aircraft, railway cars, and other transportation equipment that propels the Japanese economy, as well as parts used in that equipment. In terms of product shipping value, this industry accounts for a maximum of about 20% of all manufacturing industries in Japan. Furthermore, approximately 90% of this ratio is composed of automobile related manufacturing. The accumulated expertise which ensures superior performance in safety, etc., is applied throughout the entire transportation equipment manufacturing industry. In the future, the industry is expected to support innovative technologies such as eco-friendly cars and autonomous driving.