Another kofun that had been destroyed like Ichiniwa Kofun when Heijo-kyu Palace was constructed is Shimeno Tumulus (117m in total length) which had been located below the second Daigokuden site.
同古墳と同様に平城宮建設の際に破壊された古墳としては、第2次大極殿跡の下に位置する神明野古墳（全長117m）がある。