User blog comment:IamJakuhoRaikoben/Chapter 369: The Place Prayers Reach, Review./@comment-24367018-20140202231502/@comment-1359322-20140204105027

Maybe Franmalth did bother to know the members of Succubus Eye, or maybe because Minerva is still new he didn't have the time to learn about her when she was recruited by Kyouka. Though i can see your point on this matter, so Succubus Eye doesn't belong to Franmalth.