SoftBank provides fixed-line, mobile telephony, internet, telecommunications, and digital television products. It is a multinational telecommunications and internet corporation focused on broadband, fixed-line telecommunications, e-commerce, internet, technology services, finance, media and marketing, and other businesses. The company operatesthrough four major segments. The mobile communications segment provides mobile communications services; produces and distributes online games for smartphones and other devices; offers mobile broadband services; provides supply chain solutions, handset protection, and insurance, buy-back and trade-in services, omni-channel solutions, and financial services; and sells mobile devices such as iPhones, iPads, and SoftBank smartphones. The sprint segment offers mobile and fixed-line voice and data transmission services for individual consumers, businesses, government subscribers, and resellers in Puerto Rico and the U.S., and sells mobile devices and accessories. The fixed-line telecommunications segment offers telecom services such as fixed-line telephone and data communications services to corporate customers; and broadband services to individual customers. The internet segment is engaged in the operation of the Yahoo! JAPAN portal; sale of internet advertising; operation of e-commerce sites; provision of membership services; sale and marketing of data centers; provision of online automobile-related information; and operation of the internet affiliate system. SoftBank also generates and sells electricity from renewable energy sources; provides payment processing, invoice collections, and computation services for businesses; distributes video, voice, and data content via media; operates IT information site ITmedia; provides solutions and services for online businesses, and operates online games and software downloads. Additionally, it is involved in the ownership of professional baseball team; operation of baseball games; management and maintenance of baseball stadium and other sports facilities; and procurement of funds by issuing preferred securities. SoftBank was established by Masayoshi Son in 1981 and is headquartered in Tokyo, Japan.