Tatsuaki Shinkai

Sumisho Computer Systems Corp. offers information technology and telecommunication services, including the construction and management of data information center. It operates in the following divisions: Outsourcing Solutions, Enterprise Solutions, and Systems Platform Solutions. The Outsourcing Solutions division provides comprehensive business system integration for distribution and manufacturing industries. The Enterprise Solutions division offers enterprise resource planning package to management support solution. The Systems Platform Solutions division handles information technology infrastructure from design to operation and maintenance. The company was founded on October 25, 1969 and is headquartered in Tokyo, Japan.

Minori Solutions Co., Ltd. engages in the information technology (IT) business that includes software development, system operation management and system equipment sales. The company was founded on June 11, 1980 and is headquartered in Tokyo, Japan.

Tokyo Nissan Computer System Co., Ltd. engages in information systems related business. Its services include cloud and big data utilization, sales of hardware and software, provision of network buildings, kitting and installation support of equipment, system operations, outsourcing business, operation and maintenance services, help desk services, as well as data centre services. The company was founded on March 3, 1989 and is headquartered in Tokyo, Japan.