Contact HOME Contact STEP01On your inquiry STEP02Enter inquiry STEP03Confirm contents STEP04Submit inquiry Note *indicates the required fields. Subject * ■Inquiry about our business, products and services Nonmetallic Minerals Division (Limestone, crushed stone, dolomite, silica rock, and specialty papers) Metallic Minerals Division (Electrolytic copper, silver, and gold) Environment Division (Polytetsu®, Tetsuflock® and Dashace®) Machinery Division (Sinter Lamelar filter®, deodorizing smoke separator Geo-sinter®, Elbow-Jet submicron particle separator air-classifier, etc.) Real Estate Segment Renewable Energy Segment (Geothermal and solar power generation, etc.) R&D Division (Powders, materials, and environment-related, etc.) ■Inquiry about IR and Stock Administration IR information Stock Administration ■Inquiry about Us General Inquiries Inquiry about compliance Inquiry about recruiting Content of your inquiry * Company/School Division Name * First name Last name Address Phone number Fax number E-mail address * E-mail address (confirmation) *