Around No-shima Island, a small one at the center of pics, strange tides swirl and it used to be a base of the strongest pirates, Murakami Suigun. Karei Observatory is build as an imitation of the pirate's lookout place. You can enjoy the superb view of Setouchi and cherry blossoms in spring.
Karei Mountain Observatory Park
6355-2 Miyakubo Miyakubo-cho, imabari-shi, ehime
Parking: available. Cherry blossoms are also beautiful around the observatory.