TOKYO, JAPAN - OCN, the Internet service provider operated by NTT Communications (NTT Com) today inaugurated a mobile virtual network operator (MVNO) service for high-speed mobile internet in Japan with eAccess Ltd., a broadband IP communication service company.

The service, named OCN High-speed Mobile EM, is based on High-Speed Downlink Packet Access (HSDPA) protocol which allows subscribers to obtain broadband-quality internet access anywhere with maximum downlink speed of 7.2 Mbps and maximum uplink speed of 384 kbps.

OCN High-speed Mobile EM is offered at a flat-rate connection fee, allowing users to enjoy music and videos, check e-mails or write blogs on a mobile Internet connection without worrying about connection times and fees.

NTT Com will provide one-stop service - from registration and billing to customer support - for OCN High-speed Mobile EM. It will also rent data cards, which allow subscribers to save on installation costs.

About NTT Communications Corporation
NTT Com delivers high-quality voice, data and IP services to customers around the world. The company is renowned for its diverse information and communication services, expertise in managed networks, hosting and IP networking services, and industry leadership in IPv6 transit technology. The company's extensive global infrastructure includes Arcstar™ private networks and a Tier 1 IP backbone (connected with major ISPs worldwide), both reaching more than 150 countries, as well as secure data centers in Asia, North America and Europe. NTT Com is the wholly owned subsidiary of Nippon Telegraph and Telephone Corporation, one of the world's largest telecoms with listings on the Tokyo, London and New York stock exchanges. Please visit www.ntt.com.