Toya Lake gives a very broad feeling because of its wide surface. There is a new mountain near the lakeshore, a new terrain that was raised in 1943 at the fault caused by the earthquake, and white smoke is still erupting. There is a famous Toya Lake Hot Spring on the shore of the Crater Lake. This is one of the few hot spring resorts in Hokkaido. The lake will not freeze in winter. It is the northernmost unfrozen lake in Japan. The clear lake water ripples all year round, which looks empty and clear. , Quiet and beautiful, On the middle island of the lake, there is a lake Toya Forest Museum, which can be visited by sightseeing boat. You can also enjoy the fun of fishing red fins and roe carp. See the world at your peril.