漢江鴨鴨Ishigaki Island, located in the Ryukyu Islands of Japan, borders Ryukyu Island in the northeast and Taiwan Island in the west. The island is mountainous and has an altitude of 526 meters. It is the highest peak of the Ryukyu Islands. Ishigaki Island is the southernmost island in Japan, nearly 2,000 kilometers away from the mainland of Japan, and only 270 kilometers away from Taiwan Island in my country. It is the main island of the Yaeyama Islands.