Sado is a Japanese island located in the Sea of Japan, known for its rich history and natural beauty. It is part of Niigata Prefecture and covers an area of approximately 855 square kilometers. The island has a diverse landscape, featuring mountains, forests, and coastal areas, making it a popular destination for outdoor activities and tourism. Historically, Sado was significant during the Edo period as a place of exile for political figures and artists. It is also famous for its traditional Noh theater and the production of gold, which contributed to its economic development. Today, Sado attracts visitors interested in culture, history, and nature.