Since its foundation in 1961, OTSUKA CORPORATION has guided companies in setting up information structures and achieving operational efficiencies through information technologies. As a result of our "one-stop" solutions, which combine multi-vendor services that are independent of specific makers and multi-field services offering an extensive array of office products, we have grown into the largest-scale solution provider in Japan. ?System Integration Business: Sales of computers, copiers and communication equipment and software, consigned software development and other activities/ ?Service and Support Business: Supplies, maintenance, educational support and other activities.