Honshu, Japan
39.95 N, 139.73 E
summit elevation 291 m
Maars
Megata volcano in located NW of Akita city in northern Honshu. The volcano consists of three Maars on the Oga Peninsula:
Ichinomegata (600 m diameter), Ninomegata, Sannomegata.
2050 BC?, 7050 BC?