^{Country & Region / Prefecture}

Japan, Kyūshū / Ōita

^{Volcano Type}

Caldera

^{Tectonic Setting}

Subduction Zone

Continental Crust (> 25 km)

^Summit

800 m

^{Latitude, Longitude}

33.169°N, 131.221°E

^{Last Known Eruption}

Pleistocene
(〜 2.58 million to 11,700 years ago)