Manga

Maou-jou de Oyasumi

Kumanomata Kagiji

Mangaka: Kumanomata Kagiji
First published: 2016
Status: Ongoing
Original language: Japanese
Genres: Monsters · Action · Demons · Romance
Content rating: Safe

Add this to your collection →Buy this volume on eBay

0collectors have this

0volumes catalogued

Market

What it's worth

No market data for this volume yet. Prices appear once we have sales to draw on.

Lore

Why it matters

Kumanomata Kagiji’s *Maou-jou de Oyasumi* subverts the traditional fantasy rescue narrative by focusing on Princess Syalis’s relentless, comedic pursuit of a good night’s sleep within the Demon King’s castle. The series has garnered a dedicated following for its clever pacing and the way it transforms a high-stakes adventure setting into a relatable, low-stakes domestic farce.

Generated by Pi, the collecto.rs collecting companion

Buy

Where to find one

Search for Maou-jou de Oyasumi on the marketplaces collectors actually use.

eBay

Listings from external marketplaces. We may earn a commission on qualifying purchases.

Provenance

Where it came from

Maou-jou de Oyasumi, known in English as Sleepy Princess in the Demon Castle, is a comedy manga series written and illustrated by Kumanomata Kagiji. Serialized in Weekly Shonen Sunday starting in 2016, the story follows Princess Syalis, who is kidnapped by the Demon King but remains entirely unfazed by her imprisonment, focusing her efforts exclusively on finding creative ways to improve her quality of sleep within the castle.

The series is celebrated for its subversion of classic fantasy tropes, contrasting the high-stakes atmosphere of a dark demon realm with the mundane, domestic pursuits of its protagonist. Kumanomata Kagiji’s clean, expressive character designs and clever gag-based storytelling have earned the manga a dedicated following, ultimately leading to its adaptation into an anime series by Doga Kobo in 2020.

Generated by Pi, the collecto.rs collecting companion

Collectors

Who's collecting this

Real volumes collectors on collecto.rs who have this in their public collection.

Nobody public has added this volume yet — be the first.

About

About Maou-jou de Oyasumi

Maou-jou de Oyasumi is a volume in the Manga catalog on collecto.rs. Kumanomata Kagiji. Catalog data is sourced from MangaDex. No public volumes collectors track this one yet — adding yours would make you the first on collecto.rs.

How many collectors track Maou-jou de Oyasumi on collecto.rs?

Maou-jou de Oyasumi doesn't have any public collectors on collecto.rs yet. Sign up to add it and become the first.

Can I track my own copy of Maou-jou de Oyasumi?

Yes. collecto.rs is free — sign up to log your volume, upload photos, record condition, edition, and acquisition cost, and connect with other manga collectors. Your collection stays private by default.

Where does the Maou-jou de Oyasumi catalog entry come from?

The catalog entry for Maou-jou de Oyasumi is sourced from MangaDex. Catalog-level facts stay consistent across every collector; your own data (condition, edition, acquisition notes) is yours.