Nippon
Telegraph and Telephone (NTT)
1 - 6 Uchisaiwai-cho,
1-chome
Chiyoda-ku
Tokyo 100
Japan
tel: +81 (3) 3509-3101
url: http://www.ntt.co.jp/index_e.html
Nippon Telegraph and
Telephone (NTT)
19-2 Nishi-Shinjuku 3-Chome
Shinjuku-Ku
Tokyo 163-19
Japan
tel: +81 3 5359 4133
fax: +81 3 5359 1196
url: http://www.ntt.co.jp/index_e.html