Kamuiwakka River

Kamuiwakka River (カムイワッカ川) is a river in Hokkaidō, Japan. Because of its volcanic origin, the water temperature reaches 30 C.

Course
The Kamuiwakka River rises on the slopes of Mount Iō on the Shiretoko Peninsula. It flows Northwest until it reaches the Pacific Ocean. Kamuiwakka Falls are on the Kamuiwakka River.