BASE, Inc. engages in web service planning, development and operations. It operates through the following segments: BASE, PAY, and Other. The BASE segment deals with an e-commerce platform that provides a shopping mall application and online shop creation services. The PAY segment develops PAY.JP online payment and PAY ID (QR code) payment applications. The Other segment includes YELL BANK, a financing service that provides business funds. The company was founded by Yuta Tsuruoka and Kazuma Ieiri on December 11, 2012 and is headquartered in Tokyo, Japan.