Asanuma 

Operating as a general contractor, Asanuma Corporation conducts its business both within Japan and on the global stage. Its diverse activities are structured around two core divisions: Building Construction and Civil Engineering. The firm's extensive project scope covers the development of schools, hospitals, and hotels, in addition to critical infrastructure such as water supply systems, sewage networks, and roads. Founded in 1892, the company maintains its principal office in Osaka, Japan.