Nagayama Kougyou Co., Ltd.

We are a manufacturer of prototype parts, racing parts, die castings, and molded parts for automobiles and motorcycles. Our company manufactures and sells shell cores and aluminum prototype parts, aluminum casting dies for engine parts (such as cylinder heads and intake manifolds), and undercarriage components (knuckles). We have also introduced German-made five-axis machining tools and 3D measurement equipment to our manufacturing process to ensure high product precision. We can also handle machining of difficult-to-machine materials such as stainless steel, magnesium, and titanium as well as aluminum.