Persona 3 Reload will be getting a day one released DLC which includes Persona 4 Gold and Persona 5 Royal inspired goodies.
Persona 3 Reload day one DLC announced - Gematsu
Fextralife For Gamers by Gamers
P3RE Official IMDA Rating gives a little more news, alluding to
Persona 3 Reload Classroom Answers - Persona 3 Reload Guide - IGN
Persona 3 Reload on Steam
Persona 3 Reload on Steam
Unwarranted Fan Backlash Over Dark Souls II DLC - Fextralife
Persona 3 Reload Day-One DLC Detailed, and They're Not Very
Persona 3 Reload day one DLC announced - Gematsu
Persona 3 Reload: Is There DLC?