TOYO DENKI SEIZO K.K. is a Japan-based company mainly engaged in the manufacture and sale of electrical machinery and equipment for the transportation, industrial and information equipment business, and related work. It operates through three business segments. Transportation business is engaged in manufacture and sale of electrical equipment for railway vehicles, new transportation system vehicles, special vehicles, and power storage devices for railways, and related work. Industrial business is engaged in manufacture and sale of industrial production and processing equipment systems, automotive test systems, power generation and power supply systems, water and sewage equipment systems, on-board electrical equipment, and other ancillary works. Information Equipment business is engaged in manufacture and sale of stationery system equipment, remote monitoring system equipment, information system-related equipment, and other related works. It is also engaged in worker dispatch business.
TOYO DENKI SEIZO K.K. 
