• To provide the best solution

    We integrate the latest technologies into existing foundry and open new efficiency potentials for your processes.
    We have the engineering expertise to provide the planning, design, engineering, supply, installation, and commissioning - a turnkey solution - for your specific needs.

Fusion of engineer spirit , craftmanship and fresh inspiration

We offer a full range of solutions ranging from material delivery,  charging, melting, heat recovery, and pollution control that will help you maximize operational efficiency.


NaniwaRoki is a Professional plant manufacturer for cast iron melting facilities that celebrated its 55th anniversary in 2019.
Taking advantage of the high technical capabilities and expertise accumulated over many years, we are designing and manufacturing custom-made only-one equipment.
Long-standing transactions with many customers prove our trust and track record.