The IAJ can be contacted through the general email address at secretariat@actuaries.jp

The postal address and telephone/fax numbers are:

The Institute of Actuaries of Japan
Harumi Island Triton Square Office Tower X 2F,
1-8-10, Harumi, Chuo-ku, Tokyo 104-6002, Japan

Tel: 81-3-5548-6033
Fax: 81-3-5548-3233