Recently a human bone was excavated from shisekibo (a dolmen), which is a continental burial system, in Shinmachi site in Itoshima Peninsula, Fukuoka Prefecture, and tooth extraction had been performed to the human bone, that was the manner and custom of Jomon.
近年、福岡県糸島半島の新町遺跡で大陸墓制である支石墓から発見された人骨は縄文的習俗である抜歯が施されていた。