Tobishima Corp is a Japan-based construction company. The company is engaged in operations related to construction work related to civil engineering and architecture, and additional general businesses related to real estate owned by the company. It has three segments: Civil Engineering business, Architecture business, and Development business. The civil engineering business involves performing civil engineering work and other contingent businesses. The architecture business involves performing construction work and other contingent businesses. The development business involves real estate development, housing sales, real estate leasing, and other businesses.