ClassNK Head Office

Nippon Kaiji Kyokai, also known as ClassNK with it's Head Office located in the City of Tokyo, Japan. Celebrated its 110th anniversary last November (2009). Since it's foundation, ClassNK became one of the major classification societies. ClassNK offers a wide range of services to improve the safety at sea and prevent pollution of the marine environment. These services include ship classification surveys, statutory surveys and certification on behalf of governments based on both international conventions, codes, national laws as well as ClassNK's own rules and regulations.

Main Services of ClassNK:

Ship Classification Related Services
Statutory Services, including ISM and ISPS
ISO Quality System Assessments
Technical Services

For more information please contact our Head Office through their Homepage

Administration Centre
4-7 Kioi-Cho, Chiyoda-Ku, Tokyo, 102-8567, Japan
Phone: + 81 3 3230 1201
Fax: + 81 3 5226 2012

Return to Homepage