Persona 6 could currently be in the localization stage
According to Ryan from the bronx (Midori), Persona 6 is currently in the localization stage, while development has moved into DLCs/Expansions for the title.
https://x.com/ryanfrombronx/status/1860461887646814495
The development timeline lines up with HeadOnTheBlock's claims that development was in its final stages 8 months ago https://www.reddit.com/r/GamingLeaksAndRumours/comments/1bb2zkx/head_on_the_block_persona_6_is_95_complete/