Estore Corporation, headquartered in Tokyo, Japan, and established in 1999, specializes in providing comprehensive e-commerce (EC) support services. The company delivers end-to-end solutions, including its SellSide offering with powerful search and recommendation engines, alongside robust data center infrastructure. Its Shopserve platform is designed to streamline order visibility, manage deposits and delivery statuses, facilitate payment processing, and automate email communications. For optimization, its "E store compare" tool identifies ideal design and display configurations, complementing "E store query," a dedicated email marketing system. Estore Corporation also offers in-depth survey analysis, encompassing internal evaluations, market intelligence, competitor landscaping, and specialized e-commerce clinic services. Furthermore, it assists clients with design strategy, covering strategic planning, migration support, and expert consultation. Promotional services feature diverse advertising avenues such as listing ads, display campaigns, feed management, affiliate programs, and social media promotions. Creative services span PC and smartphone website development, dedicated landing page creation, professional photography, compelling copywriting, and video ad production. Finally, the company's fulfillment services manage the entire post-purchase process, covering everything from order and product registration, inventory management, and payment handling, to comprehensive logistics support and responsive call center operations.