|1934||Founded as Toyo Steel Ball Seisakusho in Nara Prefecture, Japan and started manufacturing steel balls for bicycles.|
|1936||Moved the plant to its current location in Katsuragi City, Nara Prefecture, and established as Toyo Steel Ball Seisakusho General Partnership Company.|
|1939||Launched as a joint-stock company as Toyo Steel Ball Manufacturing Co., Ltd.|
|1941||Began manufacturing and sale of chrome steel balls, the cornerstone of steel balls for bearings.|
|1951||The plant was approved by JIS (Japan Industrial Standards).|
|1954||Changed name to Tsubakimoto Steel Ball Manufacturing Co., Ltd.|
|1959||Started manufacturing and sale of ball screws.
Went public on the OTC market in Osaka.
|1961||Listed on the second section of both the Tokyo and Osaka Stock Exchanges.|
|1968||Company was renamed to Tsubakimoto Precision Products Co., Ltd.|
|1969||Completed and started operation of Koriyama Plant in Japan as a manufacturing plant of ball screws.|
|1973||Started manufacturing and sale of ceramic balls, using spherical surface processing technology.|
|1980||Listed on the Luxembourg Stock Exchange.|
|1988||Acquired Tsubaki Steel Ball Co., Ltd. in Japan.
Listed on the first section of both the Tokyo and Osaka Stock Exchanges.
|1990||Acquired the assets of Hoover Group’s steel ball division in the United States, and accordingly acquired Cumming Plant and Sault Ste. Marie Plant.|
|1996||Merged with Nakashima Seisakusho Co., Ltd. in Japan, Tsubaki Nakashima Co., Ltd. was established, and accordingly acquired Sechibaru Plant.|
|2002||Established Taicang Plant in China.|
|2003||Acquired Poland Plant.|
|2006||Acquired Chongqing Plant in China.|
|2007||Delisted from the Tokyo and Osaka Stock Exchanges through a MEBO.|
|2010||Established Taiwan Plant.
Established India Plant.
|2013||Acquired United Kingdom Plant and Thailand Plant.|
|2015||Opened Osaka Office as a group headquarter in Japan.
Established Korea Distribution Center.
Re-listed on the first section of the Tokyo Stock Exchange.
|2017||Acquired Precision Bearing Components Group of NN Inc., and accordingly acquired Mountain City Plant and Erwin Plant in the United States, Netherlands Plant, Italy Plant, Slovakia Plant, Bosnia and Herzegovina Plant and Kunshan Plant in China.|
|2020||Released Sustainability Report (current ESG Report) for the first time.|
|2021||Certified IATF 16949.
Established a Sustainability Committee to become a sustainable and profitable company.
|2022||Transferred to the Prime Market of Tokyo Stock Exchange.|