noun
square burial mound; flat-topped burial mound
Archaeological term for a square-shaped ancient burial mound, often from the Kofun period. Contrasts with 円墳 (round mound) and 前方後円墳 (keyhole-shaped mound).
この地域には古墳時代の方墳が多く残っている。
Many square burial mounds from the Kofun period remain in this region.