You will be able to change the costumes when you progress the game and unlock the 'Changing Room'.
This content is only be available during the following period: 2017/10/24 - 2018/1/23
Remote Play requires PS Vita system and sufficiently robust Wi-Fi connection.
1 player 7MB minimum save size DUALSHOCK®4 Remote Play
Software subject to license (us.playstation.com/softwarelicense). Online features require an account and are subject to terms of service and applicable privacy policy (playstationnetwork.com/terms-of-service & playstationnetwork.com/privacy-policy).