Demon King of the Royal Class Manga

Upon dying, the author of "The Demon King is Dead" is given two choices: go to hell or be reborn in his novel and survive till the end. The problem? He's reborn as Baalier Junior, a weak demon prince, after his realm was conquered! To make things worse, his attempt to escape somehow gets him enrolled as a student of the Royal Class in Gradias Temple, a prestigious human school. In the midst of plotlines and political schemes, can this author keep his identity a secret and reach a happy ending?
Upon dying, the author of "The Demon King is Dead" is given two choices: go to hell or be reborn in his novel and survive till the end. The problem? He's reborn as Baalier Junior, a weak demon prince, after his realm was conquered! To make things worse, his attempt to escape somehow gets him enrolled as a student of the Royal Class in Gradias Temple, a prestigious human school. In the midst of plotlines and political schemes, can this author keep his identity a secret and reach a happy ending?

Demon King of the Royal Class Chapter 1 - MangaHasu

The Demon King (Seven Realms Series #1) by Cinda Williams Chima

Manga UP!

Visions of Demon King Iruma in the Future (from Manga) : r/Irumachi

Sleepy Princess in the Demon Castle (Manga) - TV Tropes

Demon King of the Royal Class Chapter 1 - MangaHasu

Demon King of the Royal Class Chapter 6 - MangaHasu

Demon King of the Royal Class Chapter 2 - MangaHasu

Adriana Anime-Planet

Manga Like Kamigoroshi no Maou, Saijaku Shuzoku ni Tensei shi

Chronicles of the Demon Faction