^{Country & Prefecture}

USA/Japan, Volcanic Islands

^{Volcano Types}

Submarine, Caldera

Major
Basalt / Picro-Basalt
Andesite / Basaltic Andesite
Trachyandesite / Basaltic Trachyandesite

Minor
Dacite

^{Tectonic Setting}

Subduction Zone

Crustal thickness Unknown

^Summit

-274 m

^{Latitude, Longitude}

21.6°N, 143.637°E

^{Last Known Eruption}

Unknown - Evidence Credible