, located on the border of Kokonoe and Taketa in à Âita Prefecture, Japan, is a stratovolcano in Kyushu Island, Japan, with a summit elevation of . It is one of the 100 Famous Japanese Mountains. It is part of the Aso-Kujà « National Park.
The Kujà « range consists of a dozen or so volcanic bodies gathered in a region of 13 km east-west and 10 km north-south. The mountains in the range include:
The Kujà « volcanic group is mainly composed of andesite and dacite, which is defined as the volcanic activity above the Miyagi pyroclastic flow deposit which formed about 200,000 years ago. The north and south areas of Mt. Kujà « are plateau grasslands whose main industry is dairy farming.