This dive site is located off Omijima Island, a national park connected to the Japanese mainland by a bridge. Offering boat diving from two gravel beaches situated in opposite directions, the site is rarely affected by adverse weather, ensuring consistent access. While specific underwater navigation details are not provided, its shallow depths suggest relatively straightforward diving. There is no specific historical information mentioned for the dive site itself, beyond its status as a popular natural attraction.
Divers can anticipate a rich display of macro life, including over 100 species of nudibranchs, various coral reef fish, cuttlefish, and dwarf goby. The site is also known for cormorants and the presence of Steller’s sea eagles, particularly popular for observing and photographing diverse 'floating creatures' in the water column.
The early summer season is especially renowned for the 'Battle of the Great Crested Willows,' a unique event drawing underwater photographers. With a maximum depth of 10 meters and an average of 5 meters, Omijima Island is perfectly suited for beginners, snorkelers, and freedivers, offering accessible and rewarding experiences for all.

