This dive site, Adan Shita, is located off the uninhabited Akenashiki Island in Japan's Kerama Islands. Easily accessible by a 10-minute boat ride from Aka Island, it is renowned for its mild currents, clear waters, and shallow depths, making it an ideal location for both novice divers and those undergoing training. The underwater navigation is generally straightforward due to the calm conditions and good visibility, allowing for relaxed exploration of its vibrant reef system.
Divers can expect to encounter diverse marine life including numerous clownfish, goatfish, and fascinating nudibranchs like the Adeyakami and Fujinami varieties, perfect for macro photography enthusiasts. The site is also home to spiny dogfish and features beautiful coral gardens with notable kikka coral formations.
The Kerama Islands generally offer excellent diving conditions year-round, with the warmer months from May to October being particularly popular for optimal visibility and calm seas. Adan Shita's gentle environment is suitable for freedivers looking to explore its shallower sections and is perfect for divers wanting to hone their skills in a relaxed setting.

