According to the announcement made by Nara University of Education on October, 23 of the same year, the ruins of the structure had a stylobate estimated to be fifty-four meters wide and twenty-seven meters long, and platy tuff which apparently comprised the stylobate and structural remnants of spreading stones which apparently supported the cornerstones of the pillars, were unearthed as well.
同年10月23日の奈良教育大学の発表によると、検出された建物跡は基壇の規模が正面54メートル、奥行27メートルと推定され、基壇を構成していたと思われる板状の凝灰岩や、柱の礎石を支えていたとみられる、石を敷き詰めた遺構などが出土した。