There are apparently 45 different pieces and packs of DLC out now for Persona 5 Royal for the PlayStation 4. All of that DLC will be included in the October 21 launch of the game when it makes its debut on PC, Xbox platforms, and PlayStation 5.
Persona Channel (Japanese) says that these new platforms will have instant access to the DLC at release. This includes numerous cosmetic costume packs along with other DLC items. A lot of the outfits included...