Morio Denki Co., Ltd. designs, manufactures, and sells electronic components and electrical parts for the transportation infrastructure field in Japan and internationally. It operates through Electrical Equipment Manufacturing and Sales Business and Real Estate-Related Business segments. Its products include information indicators and cab equipment for rolling stock, information display systems for automobiles, electrical equipment for ships, emergency braking devices, operation status recorders, and related equipment. The company also rents apartment buildings and serves railway operators, railway vehicle manufacturers, highway companies, and ministries of land, infrastructure, transport, and tourism. Formerly known as Morio Shokai Manufacturing Co., Ltd., it changed its name to Morio Denki Co., Ltd. in August 1942, was founded in 1911, and is headquartered in Katsushika, Japan.