User blog comment:B214/Talk About What You Want! 2/@comment-74.77.52.225-20140712011028/@comment-1359322-20140712020331

No one is hiding a thing, it's just that Ishibumi hasn't gone into detail on all the members of the Gremory Clan, but then again, it could be that he can't. The clan might be too big for Ishibumi to go into detail and introduced each member of the clan.