| 1934 |
Founded as Toyo Steel Ball Manufacturing Co. in present-day Kashihara City, Nara Prefecture, and started production and sales of steel balls for bicycles |
| 1934 |
Founded as Toyo Steel Ball Seisakusho in Nara Prefecture, Japan and started manufacturing steel balls for bicycles. |
| 1936 |
Relocated factory to present-day Katsuragi City, Nara Prefecture, and established Toyo Steel Ball Manufacturing Co., General Partnership |
| 1936 |
Moved the plant to its current location in Katsuragi City, Nara Prefecture, and established as Toyo Steel Ball Seisakusho General Partnership Company. |
| 1936-06-01 |
Founded as Toyo Steel Ball Manufacturing Co. in present-day Kashihara City, Nara Prefecture, and started production and sales of steel balls for bicycles |
| 1936-06-01 |
Established as Toyo Steel Ball Manufacturing in Nara Prefecture on June 1, 1936, and began manufacturing steel balls for bicycles |
| 1936-06-01 |
Founded in 1934 |
| 1939 |
Reorganized into Toyo Steel Ball Manufacturing Co., Ltd. |
| 1939 |
Established Taisugar Factory in China |
| 1939 |
Launched as a joint-stock company as Toyo Steel Ball Manufacturing Co., Ltd. |
| 1939 |
Established Taicang Plant in China. |
| 2003 |
Acquired a factory in Poland |
| 2003 |
Acquired Poland Plant. |
| 2006 |
Acquired Chongqing Factory in China |
| 2006 |
Acquired Chongqing Plant in China. |
| 2007 |
Delisted from Tokyo Stock Exchange and Osaka Securities Exchange by MEBO |
| 2007 |
Established Taiwan Factory |
| 2007 |
Established India First Factory |
| 2007 |
Delisted from the Tokyo and Osaka Stock Exchanges through a MEBO. |
| 2007 |
Established Taiwan Plant. |
| 2007 |
Established India Plant 1. |
| 2013 |
Acquired UK Factory and Thailand Factory |
| 2013 |
Acquired United Kingdom Plant and Thailand Plant. |
| 2015 |
Opened Global Headquarters (Osaka Office) in Osaka City as a group management base |
| 2015 |
Established Logistics Base in South Korea |
| 2015 |
Re-listed on the First Section of Tokyo Stock Exchange |
| 2015 |
Opened Osaka Office as a group headquarter in Japan. |
| 2015 |
Established Korea Distribution Center. |
| 2015 |
Re-listed on the first section of the Tokyo Stock Exchange. |
| 2017 |
Acquired PBC Business Division from NN Inc. in the US, and subsequently acquired 7 factories across 6 countries (Mountain City Factory and Airwin Factory in the US, Dutch Factory, Pinerolo Factory in Italy, Slovakia Factory, Bosnia and Herzegovina Factory, and Kunshan Factory in China) |
| 2017 |
Established India Second Factory |
| 2017 |
Closed Dutch Factory |
| 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. |
| 2017 |
Established a Sustainability Committee to become a sustainable and profitable company. |
| 2022 |
Acquired third-class marketing license for medical devices. |
| 2022 |
Transferred to the Prime Market of Tokyo Stock Exchange. |
| 2023 |
Acquired Mirandola Plant in Italy. |
| 2023 |
Established India Plant 2. |
| 2023 |
Closed Netherlands Plant. |
| 2024 |
Merged with Tsubaki Steel Ball Co., Ltd. (Okayama Factory) |
| 2024 |
Closed Logistics Base in South Korea |
| 2024 |
Merged with Tsubaki Steel Ball Co., Ltd. (Okayama Plant) in Japan. |
| 2024 |
Closed Korea Distribution Center. |
| 2025 |
Transferred manufacturing and sales of ball screws and ball ways to MinebeaMitsumi Inc. |
| 2025 |
Transferred the manufacturing and sales business of ball screws and ball ways to MinebeaMitsumi Inc. |
