Comprehensive manufacturer of value parts

■YAMASHINA CORPORATION

http://www.kk-yamashina.co.jp/index.html

■SANYO INDUSTRY CORPORATION

http://www.sanyo-ind.co.jp/index.html

■YAMAZOE-SS CORPORATION

http://www.yamazoe-ss.co.jp/

■CHUGOKU YAMASHINA SERVICE CORPORATION

http://www.cys-kk.co.jp/

■YAMAYA electronics CORPORATION

https://yamaya-electronics.com/