Ryohin Keikaku Co Ltd operates as a retailer of household and consumer products under the MUJI and IDEE brands. The company conducts its business through four segments: Domestic Business, East Asia Business, Southeast Asia and Oceania Business, and Europe and America Business. The Domestic Business covers product sales in stores and online in Japan, along with procurement and logistics, while the overseas segments engage in product and food-related operations across their respective regions.