Mount Bandai is a stratovolcano. Its last eruption had occurred in 806. Mount Bandai had a conical profile, and had been compared in literature with Mount Fuji. The Bandai volcano consisted of four peaks: O-bandai (1,819 meters), Kushigamine (1,636 meters), Akahaniyama (1,427 meters), and Ko-bandai which was slightly lower than that of O-bandai.