Otsuka Corporation, together with its subsidiaries, operates as an information technology (IT) platformer in Japan. It operates through System Integration Business, and Service and Support Business segments. The System Integration Business segment offers management systems and collaborative software, such as ERP packages and groupware to cover a range of specialized fields, including CAD and web technologies; and software, hardware, intranet, and security products for the construction and expansion of computer networks, as well as intermediary services between manufacturers and system integrators. This segment also sells computers, copiers, and communications equipment; develops consigned software; develops and sells packaged software; and provides IT consulting and technical support for network-related products. The Service and Support Business segment is involved in the provision of emergency computer rescue services for corporate and individual clients; coordination of multi-vendor efforts consisting of pick-up, repair, and return of computers. It also offers 24/7 network support and services for the planning, design, construction, and operation of corporate information systems; and educational support services, as well as out-sources system engineers. Otsuka Corporation was founded in 1961 and is headquartered in Tokyo, Japan.