[quote=@Drake Baku]
I feel that those not part of DxDxD are getting confused at all this XD
[/quote]

Probably yes. Why not see if you can allow them there if they wish. For example as another rival team or freeloaders, like Irina?

Also, Andreas queen is Ueno, if being clung to his side isn't proof enough. By all means he should be at the party too, after all his a noble, from a very powerful house there's no sense in him not being invited.