Nippon Aqua Co., Ltd. manufactures and sells building materials in Japan. The company offers energy-saving products, such as AQUA FOAM, an on-site spray polyurethane foam insulation material; heat insulating sheets; spacers; and AQUA FOAM NEO materials. It also provides insulation work for buildings using other polyurethane materials, such as A1 and B type. In addition, the company develops, manufactures, and sells merchandise related for energy saving housing. It offers its products for detached houses and buildings. The company was incorporated in 2004 and is headquartered in Tokyo, Japan. Nippon Aqua Co., Ltd. operates as a subsidiary of Hinokiya Group Co.,Ltd.