Kurobe River

The Kurobe River (黒部川, Kurobe-gawa) is a Class A river in Toyama Prefecture, Japan. The river is 86 kilometres (53 mi) in length and has a watershed of 689 square kilometres (266 mi).

The river rises from Mount Washiba in the Hida Mountains and carves the deep valley known as the Kurobe Gorge. It comes out of the mountains at Unazuki and forms an alluvial fan which directly sinks into the Sea of Japan.