Sanwayuka Industry Corporation is a Japanese company involved in the disposal, recycling, and management of industrial waste. It also manufactures and sells organic and inorganic chemicals, including high purity solvents, lubricating and processing oils, washing and cleaning agents, antifreeze/brine, PVD coating film removal liquids, and automotive/casting-related materials. Its services include oil replacing and cleaning works, contract manufacturing of chemicals, and PCB collection and transport. Incorporated in 1970, the company is headquartered in Kariya, Japan.