Ironwork products, building steel frames, welding assembly, building hardware, steel structures, steel fittings, sheet metal, paint plating 1318-1 Oginofukuro, Obanazawa City, Yamagata Prefecture 999-4552 * Click the image to see our aerial video. 2018.02.22 Recruitment information has been updated. 2016.10.12 The homepage has been opened. 1318-1 Oginofukuro, Obanazawa City, Yamagata Prefecture 999-4552 home Company Profile Main equipment Construction results Employment information Copyright © Mitsuwa Iron Works All Rights Reserved.