About us

Creating New Value

We conduct R&D on fundamental technologies that will contribute to the well-being of future generations as well as the development of the Yazaki Group.

Our know-how and expertise is aimed at solutions that resolve technological challenges faced by the Yazaki Group.

Main equipment and facilities

The Research and Technology Center applies state-of-the-art equipment and our accumulated know-how to advance R&D. Our fundamental technologies provide technical support for the Yazaki Group’s monozukuri manufacturing systems.



Susono Site
The main research institute is located in Y-CITY along with Yazaki Group headquarters.

Yokosuka Site
Our research institute for electronic transmission technology takes advantage of Yokosuka Research Park (YRP) which houses radio wave, information and communications research institutes.


YTC America Inc. (California)
Research of advanced materials/energy-related technologies, carbon-neutral technologies, and their process technologies


Optoquest Co., Ltd.
Production and distribution of optical apparatus, laser application equipment, optical communication devices and measuring equipment, etc.

Recruitment Information