Torishima Pump Mfg Co Ltd is a Japan-based company mainly engaged in the manufacturing and sales of various pumps, pump plants, environmental equipment, small hydroelectric power generation facilities, mechanical seals, and other pump-related equipment, as well as installation work, services, and electricity supply operations. The pump business primarily involves the manufacture and sale of pumps, pump plants, mechanical seals, and other pump-related equipment, as well as installation work and services. The environmental and new energy business primarily involves the manufacture and sale of environmental equipment, the planning, manufacture, and sale of recycled products from various types of waste, and the sale, installation work, and services for small hydroelectric power generation equipment, along with electricity supply services.