The prevailing view about circumstances behind its foundation was written in some materials such as Yoshinosan Hoon den (the record of Hoon Daishi of the Yoshino-san Temple) of "Genko Shakusho" (History of Buddhism of the Genko era) and Hoon den of "Honcho Kosoden" (biography of high ranking monks).
創建の事情についてもっとも流布している説は『元亨釈書』の吉野山報恩伝、『本朝高僧伝』の報恩伝などに見える説である。