He was the first. After that, I changed the lock. [He follows other-Akechi into the lift, alert for danger.]

As far as your question goes, I thought the opposite. It seemed as, despite the worlds often being different, the duplicates of us here all came from what we might call "Ren worlds"—[he sounds a little disdainful; Amamiya doesn't run the damn world]—while the Jokers here were all Akiras. Except for one. [Just a bit of a growl in his voice, before he overcompensates, sounding too bright.]

But so much for that hypothesis. Here you are. We seem quite similar. And yet.