Tsubaki Nakashima CO., LTD. Linear Motion Division Tsubaki is known as a worldwide leader in the linear motion industry. We pride ourselves in manufacturing a variety of precision linear motion ball screws and ways that exceed your expectations in quality and durability. With Tsubaki’s long history and state of the art technology, we continue to improve and develop new products for your precise application. Thank you for entering our site and please take a moment to explore how Tsubaki can contribute to your linear motion needs. .. Tsubaki Nakashima Co., Ltd is not affiliated with Tsubakimoto Chain Company - if you wish to visit the Tsubakimoto Chain Company web site click here.