The Institute for International Business Communication
IIBC Test Operation Center
Sanno Grand Building, 2-14-2, Nagata-cho,
Chiyoda-ku, Tokyo 100-0014
TEL: 03-5521-6033
10：00 - 17：00 (Excluding Saturdays, Sundays, public holidays and the year-end through New Year holidays. )
Please note that it may require some time to respond to inquiries.
The Institute for International Business Communication
IIBC Test Operation Center
Sanno Grand Building, 2-14-2, Nagata-cho,
Chiyoda-ku, Tokyo 100-0014
TEL: 050-1790-7422
10：00 - 17：00 (Excluding Saturdays, Sundays, public holidays and the year-end through New Year holidays. )
Please note that it may require some time to respond to inquiries.
