At the moment, yes! He met Coyote the other day and was all /o\;;;;;;;;;; and asked Oz if there were any ferret Persona or anything of the sort. He doesn't really have a coherent sense of self atm so he's latching onto the rabbit idea (and all that entails) for lack of anything better. He also doesn't like pain or death so fearing things that would naturally want to kill or hurt him seems sensible to him.

... Why did Mukuro make Katou high