The Japan Steel Works Ltd. engages in the manufacture and sale of steel products and industrial machineries. The company is headquartered in Shinagawa-Ku, Tokyo-To and currently employs 5,283 full-time employees. The Industrial Machinery segment is engaged in the manufacture, sale, and provision of maintenance services for resin manufacturing and processing machinery, electronic component and display manufacturing equipment, and semiconductor-related equipment. The profile and engineering segment manufactures and sells general cast and forged steel products such as power generation components and nuclear power related components, cast and forged steel components such as functional materials, clad steel sheets, etc. The segment also engages in various non-destructive testing and welding processes, and monitoring, maintenance, inspection, and repair of various equipment and devices. The other segment is engaged in the research, development, manufacturing and sales of new products, and business support and management service business.