KDDI Corp.

KDDI Corporation was established on October 1, 2000, when DDI Corp. (Daini-Denden Inc.), KDD (Kokusai Denshin Denwa) Corp., and KDD (Kokusai Denshin Denwa) Corp. merged. Its offices are in the Garden Air Tower in Iidabashi, Chiyoda, Tokyo.

KDDI uses the "au by KDDI" brand to deliver mobile cellular services. ISP network services are provided under the au one net name, whereas long-distance and international phone and data communications services, as well as Fiber to the Home (FTTH) services, are provided under the "au Hikari" brand. The brand name for ADSL broadband services is "ADSL One," and the brand name for IP telephony over copper is "Metal Plus."

In addition to cellular services, KDDI offers network, data center, cloud/SaaS, security, and IoT services in Japan and dozens of other countries around the world. There are other financial and payment services offered. KDDI provides services to both individuals and corporations.

Founded: 2000
Country: Japan
Market Cap: $70.3 billion
Website: www.kddi.com