Sumiyoshi Okami Kengen Shidai' (origin of manifestation of the great gods of Sumiyoshi) describing the origin of Sumiyoshi Sanjin accounts for 60% of the book, mostly consisting of the sections on the age of the gods, Emperor Chuai, and Empress Jingu cited from "Nihonshoki" (Chronicles of Japan) that were closely related to Sumiyoshi Sanjin.
住吉三神の由来について述べた「住吉大神顕現次第」は全体の6割を占めるが、主に『日本書紀』から住吉三神と関係の深い、神代、仲哀天皇、神功皇后の部分を引用した文で構成されている。