Businessweek

KDDI Corporation provides various telecommunication services primarily in Japan. The company offers mobile and fixed-line telecommunications services. It provides mobile telecommunications services under au brand name; sells mobile communications devices and mobile terminals; and offers contents and mobile solutions services to corporate customers. The company also provides fixed-line telecommunications services, including broadband services, such as fiber to the home and cable television services; local, long distance, and international telecommunications services; and data center, as well as information and communications technologies solution services. In addition, it is involved in the call center, research and technological development, and other mobile phone services operations. The company was founded in 1953 and is headquartered in Tokyo, Japan.