Estore Corporation operates as an e-commerce (EC) support services company in Japan. The company offers SellSide solution that provides total solutions, such as search engines, recommendation engines, and data centers; Shopserve solution to see orders, deposits, and delivery status, as well as process payments and send emails; E store compare, which discovers optimal design and display rate setting; and E store query, a mail marketing system. It also provides survey analysis that include in-house analysis, market research, competitive investigation, and EC clinic services; and design strategy services, including planning, moving, and consulting services.