Tsubaki Nakashima 

Tsubaki Nakashima Co., Ltd., a global enterprise established in 1934 and headquartered in Katsuragi, Japan, specializes in the production and worldwide distribution of high-precision industrial components. The company operates through its principal divisions: Precision Component Business, Linear Business, and Others. Its extensive product range includes diverse precision balls, such as steel varieties for bearings, stainless steel applications, and ballpoint pens, as well as various metal balls integral to home electronics like air conditioners, refrigerators, and vacuum cleaners. They also supply advanced ceramic balls, including silicon nitride and alumina oxide types, which are vital for wind power generators, electric vehicles, and semiconductor manufacturing equipment. Beyond spherical components, Tsubaki Nakashima engineers a variety of precision rollers—tapered, spherical, cylindrical, and needle designs—along with cages, stamped sheet metal parts, and welded assemblies. These items are indispensable across numerous industries, from transmissions, engines, and pumps to wheel bearings, mining operations, heavy industrial machinery, and railway systems. Further offerings encompass ball screws, critical for machine tools, electric injection molding machines, semiconductor manufacturing apparatus, industrial robots, and advanced medical equipment. The company additionally produces a range of industrial blowers, serving sectors such as steel production, thermal power generation, and nuclear power facilities. For specific client requirements, Tsubaki Nakashima provides bespoke solutions like solid plastic and glass balls, particularly tailored for medical diagnostic tests and devices. Complementing its core manufacturing activities, the company also engages in real estate leasing.