Kajima Corp. engages in the construction, real estate development, architectural design, and civil engineering businesses. It operates through the following segments: Civil Engineering, Building Construction, Real Estate Development and Other, Domestic Subsidiaries and Affiliates, and Overseas Subsidiaries and Affiliates. The Civil Engineering segment provides civil engineering works and construction service. The Building Construction segment offers building construction works. The Real Estate Development and Other segment covers real estate development and architectural, structural and engineering businesses. The Domestic Subsidiaries and Affiliates segment sells construction materials. It also deals in special construction and engineering services and manages leasing and rental businesses in Japan operated by domestic subsidiaries and affiliates. The Overseas Subsidiaries and Affiliates segment handles overseas construction and development projects. The company was founded by Iwakichi Kajima in 1840 and is headquartered in Tokyo, Japan.