Fukuoka Shoji Co., Ltd acquired an additional 14.8% stake in Yamau Co., Ltd..

Yamau Holdings Co Ltd, formerly Yamau Co Ltd, is a Japan-based company mainly engaged in the provision of concrete products. The Company has seven business segments. The Concrete Product Manufacturing and Sale segment provides civil engineering products and landscape products. The Floodgate and Weir Manufacturing, Construction and Maintenance segment provides steel structures such as floodgates, and construction and maintenance services. The Geological Survey, Consultant and Civil Engineering segment provides geological survey services. The Information Equipment Sale and Maintenance segment sells and maintains processing support equipment. The Concrete Structure Inspection, Investigation and Repair segment provides inspection, investigation and repair services for concrete structures. The Real Estate segment leases real estate. The Bridge and Elevated Road Telescopic Device Manufacturing, Sale and Installing segment provides telescopic devices for bridges and elevated roads.