If you missed them, previous trailers introduced Akihiko Sanada and Morgana, Mitsuru Kirijo and Yusuke Kitagawa, Aigis and Makoto Niijima, Junpei Iori and Ann Takamaki, and Yukari Takeba and Ryuji Sakamoto.
Watch the trailers below.
Persona 3: Dancing Moon Night
Fuuka Yamagishi (voiced by Mamiko Noto)
Persona 5: Dancing Star Night
Futaba Sakura (voiced by Aoi Yuuki)