Anime Overview
Sleepy Princess in the Demon Castle
Maoujou de Oyasumi follows Princess Syalis, a calm and practical captive whose top priority is getting a good night's sleep inside the Demon Lord’s eerie castle. Surrounded by bizarre monsters and oddball castle staff, she improvises inventive and often hilarious solutions using whatever strange materials she can find. The series blends gentle comedy with w…
Characters
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Aurora Suya Rhys Kaymin
Main | Japanese VA: Minase, Inori
Debi Akuma
Supporting | Japanese VA: Minase, Inori
Demon Lord Tasogare
Main | Japanese VA: Matsuoka, Yoshitsugu
Demon Cleric
Supporting | Japanese VA: Ishikawa, Kaito
Sakkyun
Supporting | Japanese VA: Ozawa, Ari
Great Red Siberian
Supporting | Japanese VA: Kobayashi, Chikahiro
Related Anime
Browse the key sequel, prequel, and side-story entries linked to Sleepy Princess in the Demon Castle before opening the full watch-order flow.
Mamono-tachi no Kunou
Side Story
Staff
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Yamazaki, Mitsue
Director, Episode Director, Storyboard
Kumanomata, Kagiji
Original Creator
Nakamura, Yoshiko
Series Composition
Beniya, Yoshikazu
Producer
Bizenjima, Mikito
Producer
Cook, Justin
Producer
Latest Episodes
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Episode 12: Sleeping Princess of the Demon Castle
Aired Dec 22, 2020
Episode 11: The Princess and Troubling Dreams
Aired Dec 15, 2020
Episode 10: The Princess in Endopolis
Aired Dec 8, 2020
More Guide Pages
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Sleepy Princess in the Demon Castle episode guide
12 tracked episodes
Sleepy Princess in the Demon Castle characters
6 featured characters
Sleepy Princess in the Demon Castle staff
6 featured staff credits
Sleepy Princess in the Demon Castle watch order
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