As far as this area is concerned, in addition to the remains described here, it was also confirmed that the Harayama Ichigo-fun tumulus in the Zumizaki-mura Village is a 20m keyhole-shaped one constructed towards the end of the fifth century.
この地域の古墳に限って見れば、本稿の遺跡以外にも泉崎村の原山１号墳は５世紀末の全長20ｍの前方後円墳である事が確認されている。