Oriental Shiraishi Corporation produces, constructs, and sells prestressed concrete products and structures in Japan. The company also engages in the construction of pneumatic caissons; repair, retrofit, and reinforcement of infrastructures; design and construction of earthquake-resistant buildings; and sale of construction materials and devices. In addition, it generates, supplies, and sells solar power through operation and administration of solar power plants. The company was incorporated in 1952 and is based in Tokyo, Japan.