Yeah. That seems to be common, more than one person from the same world being here.

[ He can't help but feel a small pang of jealousy. Athrun and Cagalli were here, but only for such a short time... and before that and since then, he's been the only one here from his world. It's been lonely, because despite his exterior he gets lonely easily. And that loneliness was sated for a time because Blue wasnt from his world but in a way became his world, and that was taken away from him, too. ]

One guy I know from home, he was here for a time. But the last thing he remembered... was something that'd happened months ago, for me.