The video reveals and previews the opening song “Kannōsei Liberation” (Cerebral Liberation) by saji.
The series’ second cours will premiere in Japan on January 13 on the Tokyo MX and BS11 channels at 25:00 JST (effectively, January 14 at 1:00 a.m. JST).
The official website for the television anime of Daiki Kobayashi’s Ragna Crimson manga revealed the “Hito Ryū Sensō-hen” (Human Dragon War Arc) promotional video for the anime’s second cours (quarter of a year) on Thursday.
The first cours premiered on September 30 on Tokyo MX, MBS, and BS11 with a one-hour first episode.