Gantan Beauty Industry Co., Ltd. designs, manufactures, and sells various metal roofing products in Japan. The company offers horizontal and vertical metallic, panel, and folded sheet roofing products; construction materials; and ecology roofing products, such as solar panels, top light, and green and architectural roofs. Its metal roof products are used in public facilities, factories, shops, general residences, and others. The company was founded in 1965 and is headquartered in Fujisawa, Japan.