At this point, the work has left a strong impression on people, and therefore survived among the many stories that had been written in those days, even though the story belongs to a genre that hasn't survived well.
この点が、当時書かれた数量に対して現存作品の少ないジャンルであるにも関らず、人々へ強い印象を残し、当時、数多く作られた物語の中で本作品を現在まで命脈を保たせる原因となったのであろう。