Nissui Corporation operates marine, food products, fine chemicals, distribution, and marine-related engineering businesses in Japan and internationally. It provides seafood such as salmon, Alaska pollock, yellowtail, shrimp, tuna, and crab, along with fish feed, oil, and meal products. The company also produces frozen foods for household and food service use, shelf-stable foods, fillet fish, fish sausage and surimi-based products, and chilled foods. In addition, it supplies fine chemicals including eicosapentaenoic acid (EPA) for pharmaceuticals and ingredients for functional foods, health products, and supplements. Formerly known as Nippon Suisan Kaisha, Ltd., it changed its name to Nissui Corporation in December 2022. Founded in 1911, the company is headquartered in Tokyo, Japan.