Update (2018-08-31): The official website for the game has been updated with character pages for Shinjiro and Futaba. Additionally, the “System” page has been launched, along with an introduction to weak points and initiating All-Out Attacks. Finally, an All-Out Attack generator has been added to the site, with a Twitter campaign.
***
Atlus has released the fifth character trailer for Persona Q2: New Cinema Labyrinth, featuring Futaba Sakura from Persona 5 (voiced by Aoi Yūki).
The previous trailer featured Shinjiro Aragaki from Persona 3.
Persona Q2: New Cinema Labyrinth has been announced for a Nintendo 3DS release in Japan on November 29, 2018.