Katsuura Bay is a picturesque inlet located on the Pacific coast of Japan, specifically in Chiba Prefecture. Known for its stunning natural beauty, the bay is surrounded by lush hills and offers a variety of marine activities, including fishing and boating. The area is also famous for its seafood, particularly fresh sushi and sashimi. The bay is home to the small city of Katsuura, which features a vibrant fishing port and several hot springs. Visitors can enjoy scenic views from the coastline and explore nearby attractions, such as Katsuura Underwater Park, which is popular for snorkeling and diving.