While emulation of original older hardware (like PS2/PSP) is possible, downloading copyrighted ROMs for games you do not own is illegal. Where to Play Legally
You can find the collection on several official storefronts, often with digital delivery: KINGDOM HEARTS - HD 1.5+2.5 ReMIX - Cloud Version FINAL FANTASY III. 4/19/23. $17.99. Games. KINGDOM HEARTS HD 1.5 +2.5 ReMIX - PlayStation Store Kingdom Hearts HD 1.5 2.5 Remix Download Free
The series is owned by Square Enix and Disney, who actively protect their intellectual property. While emulation of original older hardware (like PS2/PSP)
