Marufuji Sheet Piling Co., Ltd. engages in the manufacture and sale of steel sheet piles, steel plates, and other steel products that include H-shaped steel, architectural steel processed products and reinforced soil wall products. It operates through the following divisions: Sales, Factory, and Transportation. The Sales division engages in the procurement and sale of steel and construction materials. The Factory division manages the production, processing, and maintenance of construction-related products. The Transportation division provides product transportation services. The company was founded by Ryozo Fujimori in March 1926 and is headquartered in Tokyo, Japan.