The Kinugawa River is a scenic river located in Tochigi Prefecture, Japan. It flows through the Nikko National Park and is known for its beautiful landscapes, hot springs, and recreational activities. The river is approximately 100 kilometers long and is a tributary of the Tone River. The Kinugawa River is popular for outdoor activities such as rafting and fishing. It also features several famous onsen (hot spring) resorts, including Kinugawa Onsen, which attract tourists seeking relaxation and natural beauty. The river's surroundings are rich in flora and fauna, making it a great spot for nature enthusiasts.