A girl who calls herself a demon appeared before a timid student named Fumio Kijima. The girl claims to be a campaign girl from the demon world and she gives him the ability to “summon a room” from nothing but thin air. At first he doesn’t abuse his power and uses it as a convenient ability in his every day life. But one day he is bullied by his classmates under a false pretext and is made to suffer. In the past he would have wallowed in misery and cried himself to sleep, but now he had a power to call upon. “I will make them regret it!” Using his powers to summon his “room”, he begins his era of confinement and brainwashing to achieve his goals.
Confinement King It is also Known as: 監禁王, Kankin Ou
Genres: Harem , Demon , Supernatural , Revenge , Psychological , Mystery , Seinen , High School
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Top 5 Manga Like Confinement King (Kankin Ou) [2026 List]
5. Nidome no Yuusha wa Fukushuu no Michi wo Warai Ayumu
Summoned to a fantasy world as a hero, Kaito Utage defeats the Demon Lord alongside a band of noble adventurers…only to be double-crossed and brutally murdered by his former allies! But when a twist of fate gives him a second chance at life with all his memories intact, he sets off on a quest to slaughter his traitorous party members one by one.
“Come... let vengeance commence!”
The Hero Laughs While Walking the Path of Vengeance a Second Time is currently publishing and has Chapters. It is also Known as: 二度目の勇者は復讐の道を嗤い歩む, Nidome no Yuusha wa Fukushuu no Michi wo Warai Ayumu
4. Kankin Ou
A girl who calls herself a demon appeared before a timid student named Fumio Kijima. The girl claims to be a campaign girl from the demon world and she gives him the ability to “summon a room” from nothing but thin air. At first he doesn’t abuse his power and uses it as a convenient ability in his every day life. But one day he is bullied by his classmates under a false pretext and is made to suffer. In the past he would have wallowed in misery and cried himself to sleep, but now he had a power to call upon. “I will make them regret it!” Using his powers to summon his “room”, he begins his era of confinement and brainwashing to achieve his goals.
Confinement King is currently publishing and has Chapters. It is also Known as: 監禁王, Kankin Ou
3. Nidome no Yuusha wa Fukushuu no Michi wo Warai Ayumu
Summoned to a fantasy world as a hero, Kaito Utage defeats the Demon Lord alongside a band of noble adventurers…only to be double-crossed and brutally murdered by his former allies! But when a twist of fate gives him a second chance at life with all his memories intact, he sets off on a quest to slaughter his traitorous party members one by one.
“Come... let vengeance commence!”
The Hero Laughs While Walking the Path of Vengeance a Second Time is currently publishing and has Chapters. It is also Known as: 二度目の勇者は復讐の道を嗤い歩む, Nidome no Yuusha wa Fukushuu no Michi wo Warai Ayumu
2. Niwatori Fighter
The neighborhood cock of the walk is more than just an ordinary rooster—he’s humanity’s greatest defender! His opponents may be ten stories tall, but nothing is bigger than his stout heart and his fearsome battle cry—cock-a-doodle-doo!
Rooster Fighter is currently publishing and has Chapters. It is also Known as: ニワトリ・ファイター, Niwatori Fighter
1. Shokei Sareta Kenja wa Lich ni Tensei Shite Shinryaku Sensou wo Hajimaru
The Sage Dwight, he along with the Hero defeated the Demon Lord who sank the world into darkness.However, they were falsely accused of becoming the next Demon Lords because of his power, and were thrown to The Valley of the Dead to die.......But though his flesh has rotten away, he lives on as a skeleton because of his grudge against the world. Dwight has vowed to deny that wrong world, and with a power that surpasses even the Demon King of the past, and also leading countless Skeletons he's going to start an all out war...!
The Executed Sage Is Reincarnated as a Lich and Starts an All-Out War is currently publishing and has Chapters. It is also Known as: 処刑された賢者はリッチに転生侵略戦争を始める, Shokei sareta Kenja wa Lich ni Tensei shite Shinryaku Sensou wo Hajimeru
