SoftBank Group Corp. operates as a holding company which engages in the management of its group companies. It operates through the following segments: Domestic Telecommunications, Sprint, Yahoo Japan, Distribution, Arm, SoftBank Vision Fund (SFV), and Others. The Domestic Telecommunications segment provides mobile communication, broadband, and telecom services in Japan. The Sprint segment provides mobile communication services in the United States. The Yahoo Japan segment engages in the business of Internet advertising, e-commerce, and membership services. The Distribution segment distributes mobile devices, and sells personal computer (PC) software, peripherals, and mobile accessories in Japan. The Arm segment designs microprocessors and develops software technologies. The SFV segment manages investment activities through the SoftBank Vision Fund. The Others segment includes robotics and the Fukuoka SoftBank HAWKS related business. The company was founded by Masayoshi Son on September 3, 1981 and is headquartered in Tokyo, Japan.