Nippon Ichi Software debuted 23 minutes of Disgaea 6: Defiance of Destiny during day one of the Game Live Japan 2020 live stream.
Disgaea 6: Defiance of Destiny is due out for PlayStation 4 and Switch on January 28, 2021 in Japan, and for Switch in summer 2021 in North America and Europe. Read more about the game here.
Watch the footage below (from 3:23:15 to 3:31:45, and 3:35:08 to 3:49:50).
https://www.youtube.com/watch?v=s3M_4q1mXYU