
A collaboration between Persona 5 and smartphone RPG Chain Chronicle 3 took place in January 2017, and it featured an original story with extended portraits of the Phantom Thieves.
@OtherEhm from The Cutting Room Floor has ripped those portraits from Chain Chronicle 3 and has made them available for download.
The collaboration also featured miniature character models for the Phantom Thieves:
Gameplay from the collaboration: