Shikotsu-Tōya National Park is a national park in the western part of the island of Hokkaidō, Japan. Named after the volcanic caldera lakes of Lake Shikotsu and Lake Tōya, it has a total area of 993.02 square kilometers. The popular hot spring resorts of Noboribetsu south of the lake and Jozankei North of the lake are also within the park.