Japanese classification society providing technical standards, inspections, and certification services for maritime and related engineering systems.
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Website
www.classnk.com/Location
Tokyo, Japan
Claim Status
Not claimed
Employees
1001-5000 employees
Profile Last Updated
January 7, 2026
History Action
Edited
Company profile summary and capabilities.
ClassNK is a Tokyo-headquartered nonprofit technical body best known for standards and third-party assurance in maritime domains.
It performs inspections, verification, and certification work against technical rules and industry frameworks used by shipowners, yards, and equipment makers.
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