YAMARU Co. is founded in 2019. Its predecessor was an OEM forging factory which specified in manufacturing stainless and aluminum automotive fasteners for over 40 years.

In 2009, the predecessor changed its development policy toward aerospace-field forging product. In the beginning 8 years, it received high evaluation in automotive fastener industry and is officially approved to manufacture OEM products for the well-known global brands.

In order to further promote the company’s proficiency of aluminum alloy application technology in aerospace field, YAMARU is established in 2019. YAMARU determined its development policy to be more focused on not only the manufacturing and the sales of high-strength and light-weight automotive/motorcycle fasteners made by cold forging, but also aluminum alloy surface treatment relating technologies, which include anodization and special 3D full color metal surface coating technology.