The staff for the Level 1 Demon Lord and One Room Hero anime has announced that the series is scheduled to premiere in Japan in July 2023. HIDIVE had previously announced that it will be simulcasting the anime.
The story of the series is described as:
10 years ago, the hero Max defeated the Demon Lord. In order to regain his power, the Demon Lord went into a deep slumber… but when he awakens, his body is only a chibi version of its fearsome form. Now curious to see what his enemy is up to, the Demon Lord visits Max, only to discover the mighty hero living in a dirty one-room apartment. The Demon Lord decides to move in with Max and help his old enemy become a formidable opponent once more.
Level 1 Demon Lord and One Room Hero is directed by Keisuke Inoue, written by Toshiya Ono, and produced by studios SILVER LINK.×BLADE.