Chugai Mining Co., Ltd. collects, processes, refines, and retails precious metals in Japan and internationally. Its Precious Metal Business division procures and recycles precious metals such as gold and platinum, refines and sells bare metals, and buys and sells diamonds and jewelry. The Real Estate Business division procures, brokers, rents, and manages urban real estate properties, including condominiums, single-family homes, land, business properties, and investment properties, and also plans and develops properties. The Content Business division plans, produces, and sells animation, comics, and game characters. The Machinery Business division procures and sells machine tools, including mother machinery items such as NC lathes and machining centers, plating machinery such as punching machines and laser machines, and various pressing machinery for processing and molding; it also procures and sells pre-owned machine tools and sheet metal processing machinery. The company was formerly known as Mochikoshi Mine Co., Ltd. and changed its name to Chugai Mining Co., Ltd. in April 1936. It was incorporated in 1932 and is headquartered in Tokyo, Japan.