When can I change my outfit?

[Rambley The Raccoon]

Mostly just curious as I wanna swap to the Kiryu Jacket.

[D. Flame]

In the demo, upstairs at the Karaoke bar, there was a changing room, that let me change costumes.

[Tripas]

When you go to the Revolve Bar for the second time, probably when you're around 4-5 hours into the game.