Katsumi Shirai

Part of Nippon Telegraph & Telephone Corp., Japan Information Processing Service Co., Ltd. is a Japanese company that offers products, services, and solutions. The company was founded in 1962 and is based in Tokyo, Japan. The company has a history of creating innovative services and became a member of the NTT Data Group in 2012. The company's website provides information about their company history and certifications, as well as job opportunities for new graduates.

NTT Data Getronics Corp. engages in the provision and consulting of business solutions, ICT (Information & Communications Technology), and network technology services. It develops and sells various types of information technology equipment; design and consulting of computer systems and software; and also provides technical services. The company was founded on September 21, 1961 and is headquartered in Tokyo, Japan.

Nihon Card Processing Co. Ltd. engages in the card processing service business. It integrates the credit card business processing system and information system that supports integrated circuit (IC) card and e-commerce. The company was founded on February 20, 2001 and is headquartered in Tokyo, Japan.

Jupiter Advance Systems KK engages in the planning, manufacturing, and sales of software products and information communication systems. It also offers consulting services on environmental measures. The company was established on February 3, 2020 and is headquartered in Kobe, Japan.