Chugai Mining Co., Ltd. engages in the metal, jewelry, and real estate businesses. It operates through the following segments: Precious Metal Business, Machinery Business, and Content Business. The Precious Metal segment collects, refines, retails, and processes precious metals such as gold, silver, platinum, palladium. The Machinery segment purchases and sells used machine tools and sheet metal machines. The Contents Business plans, produces, and sells character-related products for anime, comics, games, etc. The company was founded on May 2, 1932 and is headquartered in Tokyo, Japan.