Sekiya Densetsu Co., Ltd. is a company that specializes in the design, construction, and maintenance of electricity, information and communications, and distribution equipment. TOPICS Sekiya Densetsu Co., Ltd. is engaged in the design, construction and maintenance of electricity, information communication and power distribution equipment, and provides safe, secure and comfortable services based on the technology and experience cultivated since its establishment. From optical fiber, cable TV, wireless base stations, internet, and network construction to solar power generation, TV antennas, etc., please leave the construction to support your life. INFORMATION Onojo City Safety and Security Town Development Promotion Office The certification ceremony was held in March 2015 as the first certified store of the Onojo City Safety and Security Town Development Promotion Office. Excellent waste reduction / recycling business establishment We received an award from Onojo City for "excellent business establishments for waste reduction and recycling". Itoshima power plant Following the Kawakubo power plant, the Itoshima solar power plant (130kw) is in operation. privacy policy Code of Conduct Initiatives (CSR) Copyright (c) 2011 Sekiya Densetsu Co., Ltd. All Rights Reserved.