|Address||1834-2 Kamae Oaza Takenouragouchi, Saiki City, Oita Prefecture|
|Contact||Marine Culture Center|
Oita Marine Culture Center is a multi-purpose complex with the longest salt water pool in the country, scuba diving workshops and seminars, and lodging amenities. Various events are held here all throughout the year: sunfish are introduced into its on-site pool every year in February, signaling the arrival of the spring season. They take up residence here till early June.