Principal Matters Name:   Association of Radio Industries and Businesses (ARIB) Number of Members (February 1, 2012):   Regular Members : 237 Supporting Members : 2 Address:   Nittochi Bldg., 1-4-1, Kasumigaseki, Chiyodaku, Tokyo 100-0013, Japan Establishment:   May 15, 1995 Designated Corporation:   The Minister of Posts and Telecommunications has designated ARIB as "the Center for Promotion of Efficient Use of the Radio Spectrum"under the provisions of the Radio Law since June 16, 1995.   A map is available HERE  (link to map)   Tel. +81-3-5510-8590 Fax +81-3-3592-1103 e-mail info@arib.or.jp     (Note: due to language difficulties, initial non-Japanese language contacts should usually be made by fax or e-mail)