TAMAGAWA HOLDINGS CO.,LTD. is a holding company primarily engaged in manufacturing and selling electronic and communication equipment. The Company operates in three business segments. The Electronic and Communication Equipment segment develops, manufactures and sells products including high frequency electronic components such as attenuators, splitters, couplers, switches and filters, optical related and electronic application equipment such as optical transmission equipment, frequency converters, amplifiers, frequency synthesizers, digital signal processing devices, video monitoring systems and various test devices. The Renewable Energy System Sales segment sells solar power plants, solar power modules, power conditioners, small wind power generators, and other auxiliary equipment as main products to operating companies and general consumers. The Renewable Energy Power Plant segment conducts business development and review of all renewable energy power plants.
TAMAGAWA HOLDINGS CO., LTD. 
