Nippon Kinzoku Co., Ltd. engages in the manufacture and sale of steel products. It operates through the Cold Rolled Steel Strip and Processed Products segments. The Cold Rolled Steel Strip segment manufactures and sells cold rolled stainless and cold rolled special steel strip and magnesium alloy foil. The Processed Products segment produces and markets mold steels, composite processed products, and stainless steel precision thin tubes. The company was founded on November 10, 1930 and is headquartered in Tokyo, Japan.