User blog comment:B214/General Discussion/@comment-30924344-20180216155330

Ajuka is rumoured to have his own magician faction called 'Beelzebub'.

・ベルゼビュート ※アジュカ・ベルゼブブが独自に有すると噂される.

Found this info here: http://ishibumi.exblog.jp/19680002/