H2O Retailing Corp. engages in the management of department stores and supermarkets. It operates through the following segments: Department Store, Supermarket, Shopping Center, and Other Business. The Department Store segment sells clothing, accessories, home furnishings, and grocery items. The Supermarket segment deals with food manufacturing and supermarket operations. The Shopping Center segment provides commercial real estate rental management and building maintenance services. The Other Business segment includes interior work, dispatching, restaurants, and information processing services. The company was founded by Ichizo Kobayashi on March 7, 1947 and is headquartered in Osaka, Japan.