JAPAN

JTA - Japan Tunnelling Association

Hiroshi KOMORI

Shinko Dai-ichi Bldg.

14-7, Shintomi 2-Chome, Chuo-ku

JP-TOKYO 104-0041

Tel: +81 3 35 53 61 74

Fax: +81 3 35 53 61 45

E-mail: jta@japan-tunnel.org

Web: http://www.japan-tunnel.org/index-e.htm