Corporate Research
Corporate Research: Bearing Makers — NSK (Nippon Seiko) and NTN
NSK is Japan's #1 and roughly the world's #3 bearing maker; NTN is Japan's #2 and the world's #1 in constant-velocity joints. In May 2026 the two companies reached a basic agreement to integrate under a joint holding company. This piece reads through why two domestic leaders would join forces in the bearing industry that underpins every rotating part in automobiles, industrial machinery, machine tools, and robots — comparing company scale, products, and technology strategy before getting into what the integration actually involves.