The institute has been established to help produce safe and high quality fish and shellfish as food, through promoting the fish/shellfish farming industry. To this end, the institute conducts research and development on various aspects of aquaculture technology, which includes; (1) mass production of juvenile Japanese eels, (2) breeding of other important fish/shellfish species in captivity, (3) economical fish feeds based on nutritional physiology, (4) diagnosis, prevention, and treatment of fish/shellfish diseases, and (5) sustainable farming system for aquatic animals. The institute also offers expert advice to industries or regulatory authorities and disseminate techniques of aquaculture, such as newly developed diagnostic methods for diseases.