Toyoda Gosei (豊田合成) is a company that designs and manufactures optoelectronic and automotive products. It offers opening trim weatherstrips, functional components such as plastic fuel filler pipes, fuel hoses and tubes, valves, engine covers, interior and exterior parts, including instrument panels, defroster nozzles, lighting illumination scuff plates, safety systems, etc. The company also produces ultraviolet-C (deep UV) light-emitting diode LED modules, solar LEDs, air conditioning systems, home construction components, and general industrial products. In addition, Toyoda Gosei manages sports teams and sports facilities.