百ひゃっ穴けつひゃっけつじ字FuriganaMeanings1nouncluster of Kofun-period graveshistorical termHistorical term referring to a group of ancient burial mounds from the Kofun period (circa 3rd–7th century CE).この地ち域いきには百ひゃっ穴けつと呼よばれる古こ墳ふん群ぐんがある。In this area there is a cluster of ancient tombs called 百穴.
