[He notices, as much as he outwardly pays their surroundings no mind, instead focusing on her. It's a bit of a shame - it's an interesting ability and he'd like to see more of it. If it means she's calming down, however (because that is what it means, isn't it?), that's good.
He removes his own headset in one fluid motion.]
I apologise beforehand as I might be somewhat rusty, but... [he says in flawless, unaccented Japanese.]