| Yamau Co., Ltd. engages in the manufacture and sale of civil engineering, landscape and concrete products. It operates through the following segments: Concrete Manufacturing and Sales; Watergate Manufacturing, Construction & Maintenance; Geological Survey, Consultant and Civil Engineering Work; Concrete Structure Survey and Inspection; and Information Equipment Sales and Maintenance, and Environment Product Sales. The Concrete Manufacturing and Sales segment produces and sells engineering, landscape, and resin concrete products. |
