The end of terminus enters its final days. Iruma safely finishes his homework and is invited by Sullivan to go to Magical Street along with Opera. They browse around picking up things Iruma will need for his new school term. Iruma happens to overhear some demons talking and then asks Sullivan about the Demon King, since he is one of the most qualified individuals to become Demon King. What exactly does it mean to be the Demon King, the most powerful being in the netherworld?
Welcome to Demon School! Iruma-kun Season 2 episode 21 is titled “The One Who Rules Over the Netherworld”, one of 21 episodes in the series. It first aired on September 11, 2021. This episode carries English and Japanese audio, with subtitles in English. It streams in up to 1080p. Running time is about 25 minutes.



















