NISHIOKA MALLEABLE IRON IND.co.,LTD in the Toyota City Yoshiwara-cho is producing the controller, the disk rotor, and the engine parts etc. of the car.


More than 70 years have passed since our establishment in 1937. Since then our company has grown considerably as a manufacturer of cast iron automotive parts. We always keep in mind that “The customer is No. 1”. We believe that the trust we receive from both car makers and car parts makers is the result of our continuous reliable production of cast iron products.
Our brand “Mountain” is highly-regarded even in American and European automotive parts market.