This park is located on Hakata Island on the Shimanami Kaido. In spring, over one thousand cherry trees blossom. There are also many azaleas.
From the observatory you get a panoramic view of the surrounding islands and bridges. Children will enjoy the playground with its long slide.
Name in Japanese: 開山公園
Pronunciation: hirakiyama kōen
Address: 962-2 Hakatacho Ikata, Imabari, Ehime