Tamagawa Holdings Co., Limited. operates in the Electronic components sector. TAMAGAWA HOLDINGS CO., LTD. is a Japan-based holding company primarily engaged in the electronic and communications equipment business. The Company has three business segments. The Electronic and Communications Equipment segment is engaged in the manufacture and sale of filters, antenna duplexers, attenuators, switches, distributors, phase shifters, oscillators, noise generators, as well as electrical-to-optical (E/O) and optical-to-electrical (O/E) converters, among others. The Biomass Energy segment is engaged in the sale and supply of biomass fuels, as well as the installation of biomass boilers. The Others segment is engaged in the provision of survey, planning, brokerage and consulting services related to the merger and affiliation of enterprises, the trading of business rights, among others. As of March 31, 2011, the Company had three subsidiaries. On July 1, 2011, the Company commenced photovoltaic power generation business. In our complete report available for purchase the company is compared to: Santec Corporation, Techno Quartz Inc. and ADTEC Corporation.