Itsuo Wakao

Veriserve Okinawa Test Center Corp. is a holding company that develops web-based application solutions. It specializes in global interoperability testing systems for smart devices. The firm’s solutions encompass 3G test platform, information appliance smart grid, user experience test, localization systems, and navigation system intelligent transport systems. It also offers test and certification, technical support, and call center services. The company was founded on November 24, 2011 and is headquartered un Uruma, Japan.

Part of ISB Corp., Knox Data Corp. develops software for optical transmission systems, mobile systems, and distributes software packages. The company is based in Tokyo, Japan. Knox Data was acquired by ISB Corp. on May 02, 2014.

Art Japan Co., Ltd. manufactures and sells security and fire prevention systems equipment. Its products include Ns entry and exit management system series, AIRACCESS series, TSNAC controller series, and W-LINE access control system. The company was founded on January 14, 1976 and is headquartered in Tokyo, Japan.

Art Service KK sells electronic security devices. The private company is based in Fujisawa, Japan.

The Japanese Institute of Certified Public Accountants is an organization that focuses on the development of occupational ethics for certified public accountants. The non-profit company is based in Tokyo, Japan. The Japanese company's efforts include introducing initiatives and systems to support the profession. The company's website provides information for those interested in becoming a certified public accountant or learning more about the profession. and has subsidiaries in Japan.

Capital Strategy Consulting Co., Ltd. provides corporate advisory services. The private company is based in Tokyo, Japan.

Part of ISB Corp., Infix Corp. engages in system development and programming services. The company is based in Tokyo, Japan. Infix was acquired by ISB Corp. on July 01, 2015.

Part of ISB Corp., Takes Co. Ltd. /Chuo-Ku/ is a technology solutions company based in Tokyo, Japan. The Japanese company provides IT solutions to customers, including system development, network/server solutions, and web solutions. Takes Co. Ltd. /Chuo-Ku focuses on meeting customer needs and providing high-quality services. In 2019, Takes Co. Ltd. /Chuo-Ku was acquired by ISB Corp. for $10.78 million.

ComputerHouse KK engages in the development of computer software, business applications software, and embedded software. It also engages in the provision of planning, development, sales and support of self-developed software packages. The company was founded on September 16, 1976 and is headquartered in Tokyo, Japan.