NSK Ltd. has announced a strategic investment and business alliance with RT Corporation, a leading developer of humanoid and cooperative AI robots. Through a third-party allotment of new shares, NSK has acquired over one-third of RT’s voting rights, marking a significant step in its expansion into the robotics sector.
RT Corporation leads in creating “robots that work flexibly with humans.” They create technologies that combine physical AI, which grasps real-world environments, with robotics engineering. The partnership wants to create a solid base for making and using next-generation AI robots. This goes beyond just humanoids and includes all smart AI devices.
RT and NSK will team up. They will combine RT’s AI and robotics skills with NSK’s know-how in tribology, precision bearings, and linear motion systems. They want to build top-notch robotics solutions together. These solutions provide better precision, durability, and adaptability.
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The alliance features joint projects like:
- Using homegrown quadrupedal robots
- Developing humanoid robots for industry
- Collaborating on R&D in AI, hardware, and software
The companies will also strengthen market presence through shared technical and commercial resources.
NSK’s investment directly addresses labor shortages in manufacturing and services. The company sees a future where humans and robots work together smoothly. NSK and RT Corporation are leading the way in Japan’s AI robotics industry. It drives innovation by connecting artificial intelligence and mechanical engineering.

