Umitama Experience Park "Tsukumi Dolphin Island"

It is a large park along the coast, close to Tsukumi Port, and is marked by colorful, large whales and dolphins. The motif is "Sea of King", and there are large composite playground equipment with images of the sea and fish in the park, such as "Crystal Light Tower", "Rainbow Arch" and "Whale Tower". There is also a wide lawn square where you can run around with all your might, and an infant play equipment area, from elementary school students to small children, you can play regardless of age. It is also fun to play while looking for Tsukumi-shi's Yuru-chara "Tsukumi", which is 14 hidden in the park.

Sorin Otomo, a Sengoku daimyō representing Kyushu. After the Battle of Mimikawa with the Shimazu clan, he moved to Tsukumi and entered the life of faith, where he died at the age of 58 in 1587. Since he was a Christian daimyō, Christian tombs are built in the green park.

An observation deck located on the high ground of the Shiura Peninsula. From here, you can see the Rias-style coast designated as the Nippō Kaigan National Monument, including islands such as Hoto Island and Solid Island. On a good day, you can also see far to Shikoku.