Personality wise and the presence Kotori gives is Celty lol
The Aiden hype train felt Shizuo with Trapman's Izaya.

lol Fan x Rouka is my crackship. I sense tsundere from Fan. I wanna see a Fan x Rouka vs Aria x Mika in future going by crackship pairing battle.

It's a good thing he's not using his powers against her even with his claim of not caring whether it is a kid, elderly or whatever gender.