Yonaguni Jima is a small city located on Yonaguni Island in Japan. It is part of the Yaeyama Islands, which are the southernmost inhabited islands of Japan and located in the Okinawa Prefecture. Yonaguni Jima is known for its unique geographical feature, the Yonaguni Monument, which is a large, underwater rock formation that resembles various man-made structures. The city is primarily a fishing and agricultural community, with tourism also playing a role in its economy. Yonaguni Jima is known for its beautiful beaches, clear waters, and diving opportunities, attracting visitors who are interested in exploring the unique marine life and the mysterious Yonaguni Monument.