Otani Kogyo Co., Ltd. manufactures and sells overhead wire hardware for power distribution and communication lines, as well as public hearing and CATV systems in Japan. Its products include overhead wiring hardware, telecommunication line hardware, community hardware, transmission angle steel towers, outdoor steel structures for substations, equipment stands, communication radio towers, solar panel mounting frames, headed and irregular shape studs, lower and upper isolation base plates, and scribing displacement meters. The company was founded in 1946 and is headquartered in Shinagawa, Japan.