SoftBank is engaged in providing telecommunication services in Japan. It provides telecommunications services for corporate customers and consumers in Japan and internationally. It provides fixed-line telephone services, data transmission, and dedicated line services. It also provides cloud computing services, voice transmission services, data communication services, mobile voice and data communication services, data center services, ODN and SpinNet internet services, and more.It also provides content for mobile Internet and sells mobile phone handsets. It offers its mobile data communication services through 3G and 4G networks.SoftBank also operates a chain of stores and an online shop that offers its products and franchises.It took over mobile phone operations from Vodafone Japan in 2006 and is currently No. 3 among the main three Japanese mobile phone carriers. Softbank is also the key shareholder of Yahoo Japan. It entered into strategic partnership with Apple in June 2008 and introduced Apple's iPhone in the Japanese market on July 11, 2008.SoftBank was founded on September 3, 1981, and is based in Tokyo, Japan. It was founded by Masayoshi Son.