In Japan, TestDEN Trainer is available from:

I. C. Nagoya (International Communication Nagoya)
A Division of NIS Co., Ltd.
Mainichi Building, 5F / 4-7-35 Meieki Nakamura-ku
Nagoya, Japan 450-0002
Tel: 81-52-581-3370
Fax: 81-52-581-3373

TOEFL Academy
5-5-26 Kojimachi, Chiyoda-ku
Tokyo, Japan 102-0083
Tel: 81-35-226-0701
Fax: 81-35-226-0704