Eidai Co., Ltd. engages in the manufacture and sale of housing materials and wooden boards. It operates through the following segments: Housing Materials, Wooden Boards and Others. The Housing Materials division includes construction materials, interior systems, and housing facilities. The Wooden Boards division deals with the manufacture and sale of particle boards. The Others segment covers the photovoltaic power generation business and real estate effective utilization business. The company was founded on July 29, 1946 and is headquartered in Osaka, Japan.