Though modest in size, this little aquarium is worth a look for its unique exhibits, such as the rare worldwide and even in Japan, such as the Japanese lates (Lates japonicus). Exhibits include not only fish native to the waters off Nobeoka but also fish species from riparian and wetland habitats.

Operations
| Hours of operation | 9:00 AM to 5:00 PM (entry to the facility closes at 4:30 PM.) |
| Closed | Every Wednesday (If Wednesday is a public holiday, the facility is open Wednesday but closed the next day.) |
| Admission to park and buildings | High-school students and over ¥300 Primary and junior high school students ¥200 Group discount (20 people or more) High-school students and over ¥250, primary and junior high school students ¥150 |
Introduction to some of the fish species exhibited
















