Usuki Bay is a picturesque coastal area located in Usuki City, Oita Prefecture, Japan. Known for its stunning natural beauty, the bay features clear blue waters surrounded by lush green hills. It is a popular spot for both locals and tourists, offering opportunities for various water activities such as swimming, fishing, and boating. The bay is also famous for its historical significance, with nearby attractions like the Usuki Stone Buddhas, which are ancient stone carvings dating back to the 12th century. Visitors can enjoy scenic views, explore the local culture, and experience the tranquility of this beautiful location.