Zuken Inc. is a Japanese multinational corporation, specializing in software and consulting services for end-to-end electrical and electronic engineering. Zuken came into existence as a pioneer in the development of computer-aided design systems in Japan to contribute to electronics manufacturing. The literal translation of Zuken is graphics laboratory. Established in 1976 in Yokohama, Japan, it is listed on the Tokyo Stock Exchange; net sales were US$216 million for the year 2011. Zuken's software is used mainly to design printed circuit boards, multi-chip modules, and to engineer electrotechnical, wiring, wiring harness, pneumatics and hydraulics applications. Furthermore, Zuken offers software for electrical and electronic engineering data management. The company's key markets are the electronics industry – which includes digital home electrical appliances; mobile communications devices; transportation equipment, such as automobiles, special vehicles and railroads; industrial equipment, such as medical equipment and devices; and construction machinery. Zuken also has a strong presence in the aviation and space industries. Wikipedia