Mount Usu is an active volcano located in Hokkaido, Japan. It is part of the Shikotsu-Toya National Park and is known for its beautiful landscapes and hot springs. The mountain has erupted several times in the 20th century, with the most recent eruption occurring in 2000. Visitors to Mount Usu can enjoy various activities, including hiking and sightseeing. The area features a ropeway that takes tourists to the summit, offering stunning views of the surrounding region, including Lake Toya. The volcano is also home to unique geological formations and diverse wildlife.