Kume Island Castle is a historic site located on Kume Island in Okinawa Prefecture, Japan. Built in the 14th century, it served as a fortress and a residence for local rulers. The castle is known for its impressive stone walls and scenic views of the surrounding landscape. Today, Kume Island Castle is a popular tourist destination, attracting visitors interested in history and culture. The site offers insights into the region's past and showcases the unique architecture of the time. It is also a great spot for hiking and enjoying the natural beauty of Kume Island.