Tsuzuki Denki Co., Ltd. engages in the provision of information network systems solution services that include system architecture, software development, maintenance and support services. It operates through the following segments: Information Network Solutions, Electronic Devices and Others. The Information Network Solutions segment handles network solutions and system integration services that cater to IT (Information Technology), public administration, finance, manufacturing, railroads, distribution, and medical care businesses. The Electronic Devices segment handles semiconductors, general electronic goods and supply products, and electronic equipment. The Others segment handles air conditioning, car audio and radio, personnel dispatch, environmental, measurement and control equipment. It also engages in the sale of electronic devices and provides technology solution services. The company was founded on May 1, 1932 and is headquartered in Tokyo, Japan.