Otani Kogyo Co.,Ltd. engages in the manufacture and sale of overhead wire hardware for power distribution and communication lines, and public hearing and CATV in Japan. Its catenary hardware includes a range of products necessary for the mounting of distribution and communication lines, such as lightweight cross arms that support electric wires on utility poles, scaffolding bolts for raising and lowering utility poles, and hardware for attaching various devices to utility poles, as well as handles various bolts and nuts, metal fittings for CATV for TV sharing, and metal fittings for disaster prevention radio. The company also designs, manufactures, and sells power transmission towers that support transmission lines, radio towers, and outdoor steel structures for substations under an integrated system; wireless towers for mobile communications, solar panel mounts, and steel fences; and provides support maintenance and renewal services for aging equipment. In addition, it manufactures, sells, and installs headed studs for use in steel and concrete structures, such as buildings and bridges; and seismic isolation base plates, as well as engages in hot-dip galvanizing activities. The company was founded in 1946 and is headquartered in Tokyo, Japan.