The original "Konin-shiki" volumes were since lost, but some of it's texts were on the back of the pages in the Kujo family's copy of the "Engi-shiki" (which was declared a national treasure and is currently stored at the Tokyo National Museum).
原文は全巻亡失おり、九条家本『延喜式』（現在国宝、東京国立博物館所蔵）の紙背文書に偶々遺された。