Open System Technology Co., Ltd.
Open System Technology Co., Ltd. (Open System) is engaged in open systems design, development, maintenance and consulting services. Open System also provides internet and web application design, content management system (CMS) customized application design, next generation network (NGN) system design, development and maintenance of legacy systems, teradata data warehousing business and others. It also provides distributor solutions, banking solutions business expansion. The company operates in five locations such as, Yokohama, Atsugi, Omiya, Nagoya and Osaka. Its major clients include NCR Japan, Ltd, Hitachi Software Engineering Co., Ltd, IBM Japan, Ltd, Fuji Xerox Co., etc. The company is ISO 9001 certified. Open System is headquartered in Tokyo, Japan.