On April 1, 2001, KATCH Network Inc. disclosed technical document concerning its Cell Relay service (KATCH CR). The document is the revision of technical document disclosed on August 8, 2000,

For more information, contact:
Technology Department
KATCH Network Inc.
1-1-6, Aioicho, Kariya-City, Aichi Prefecture 448-027 Japan
Phone: +81-566-27-0315
Fax: +81-566-27-5551

On April 5, 2001, HTNet disclosed revised technical documents concerning its Digital Subscriber Line (DSL) connection service (Asymmetric Digital Subscriber Line [ASDL] connection).

For further information, contact:
Hokuriku Tsushin Network Co., Inc. Technical Engineering Dept.
5-26, Shimohonda-machi, Kanazawa City, Ishikawa Prefecture, 920-0993, Japan
Tel: +81-76-209-5510
Fax: +81-76-209-5518

On April 9, 2001, Tohoku Intelligent Telecommunication Co., Inc. (TOHKnet) disclosed technical documents concerning its Asymmetric Digital Subscriber Line (ADSL) service, as the company starts the service in June 2001.

For more information, contact:
Technology Dept., Tohoku Intelligent Telecommunication Co., Inc. (TOHKnet),
City Bldg. Sendai, 2-4-40, Renbou, Wakabayashi-ku, Sendai City, Miyagi, 984-0052, Japan
Tel: +81-22-799-4221
Fax: +81-22-799-4229

On April, 2001, TTNet disclosed technical document concerning its High-Speed Ethernet service, and on April, the company revised technical document concerning its type I TTNet computer communications network service. On the latter document. the revision was made as the company added Ethernet interface condition to the access circuit.

For further information, contact:
Administration Group, Technical Engineering Dept.,
Tokyo Telecommunication Network Co., Inc. (TTNet)
Shibaura Square Bldg., 9-25, Shibaura 4-chome, Minato-City, Tokyo, 108-8525, Japan
Tel: +81-3-4555-3111
Fax: +81-3-4555-4881