Nitto Seimo Co., Ltd. engages in the manufacture and sale of fishery-related machineries and products. It engages through the following segments: Fishery-related, Athletics-related, and Others. The Fishery-related segment provides knot, knotless, and gill nets, wire mesh, and antifouling agents. . The Athletics-related segment offers insect screens, knot and knotless nets, and industrial ropes. The Others segment covers the manufacturing and maintenance of industrial machineries. The company was founded by Teruaki Kobayashi on August 1, 1910 and is headquartered in Tokyo, Japan.