The Shimanto River is located in Kochi Prefecture, Japan. It is known for its clear waters and beautiful natural surroundings, making it a popular destination for nature lovers and outdoor activities. The river stretches approximately 196 kilometers, flowing through lush forests and rural landscapes. The Shimanto River is often referred to as one of Japan's last remaining "clear rivers." It is famous for its unique ecosystem, which supports various wildlife. The river is also significant for local culture, providing resources for fishing and recreation, and is a vital part of the region's heritage.