Estore Corp. engages in the provision of web hosting services from small to medium enterprises, and sole proprietors. It operates through the following segments: E-commerce and HOI Business. The E-commerce Business segment develops services that provide comprehensive EC support to a wide range of businesses, from large corporations to small and medium-sized enterprises, and offers EC system business, payment service business, and marketing business. The HOI Business segment is run by group to support companies that have excellent products, content, and many customers, but are missing out on opportunities due to a lack of investment capital and e-commerce know-how. The company was founded on February 17, 1999 and is headquartered in Tokyo, Japan.