COMPANY

Corporate History

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. (Okayama Plant) 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 1.
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, Pinerolo Plant in Italy, Slovakia Plant, Bosnia and Herzegovina Plant and Kunshan Plant in China.
2020 Released Sustainability Report (current ESG Report) for the first time.
Sault Ste. Marie Plant received FDA Registration to promote sales of medical products.
2021 Certified IATF 16949.
Established a Sustainability Committee to become a sustainable and profitable company.
2022 Acquired third-class marketing license for medical devices.
Transferred to the Prime Market of Tokyo Stock Exchange.
2023 Acquired Mirandola Plant in Italy.
Established India Plant 2.
Closed Netherlands Plant.
2024 Merged with Tsubaki Steel Ball Co., Ltd. (Okayama Plant) in Japan.
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