Nigorigawa Caldera (Japanese
: 濁川カルデラ, ''Nigorigawa karudera'') is a volcanic crater
It has an elevation of 1,168 ft (356m) and it last erupted 12,000 years ago.
The caldera has a diameter of 3km.
A town of the same name is located at the caldera. East of Nigorigawa is the town of Mori
and an active volcano known as Koma-ga-take
Category:Calderas of Japan
Category:Volcanoes of Japan
Category:Volcanoes of Hokkaido