Sleepy Princess in the Demon Castle
S01 · E01
Overview
When young Princess Syalis is kidnapped and imprisoned by the Demon King, she's rather indifferent about her situation. But she quickly comes to a terrible realisation—she can't sleep soundly in such an uncomfortable bed! She soon escapes her cell and sets off in search of ways to improve her sleep quality, leaving the castle's inhabitants, and even the Demon King himself, scrambling to keep the unruly princess out of trouble during her chaotic adventures.
Trailer
Cast
Inori Minase
Princess Syalis (voice)
Kaito Ishikawa
Demon Cleric (voice)
Yoshitsugu Matsuoka
Demon King Tasogare (voice)
Hiro Shimono
The Hero Akatsuki (voice)
Rikiya Koyama
Majiro the Hedgehog (voice)
Kouichi Souma
Frankenzombie (voice) / Ghost Wrapping Paper (voice)
Frequently Asked Questions
Is Sleepy Princess in the Demon Castle available to watch online?
Yes, you can stream Sleepy Princess in the Demon Castle free on StreamVaults in HD — no sign-up required.
When did Sleepy Princess in the Demon Castle first air?
Sleepy Princess in the Demon Castle first aired in 2020.
What genre is Sleepy Princess in the Demon Castle?
Sleepy Princess in the Demon Castle is a Animation, Comedy, Sci-Fi & Fantasy series.
How many seasons does Sleepy Princess in the Demon Castle have?
Sleepy Princess in the Demon Castle has 1 season with 12 episodes total.
What is Sleepy Princess in the Demon Castle rated?
Sleepy Princess in the Demon Castle has a TMDB rating of 8.3/10 based on 135 reviews.
What is the status of Sleepy Princess in the Demon Castle?
Sleepy Princess in the Demon Castle has ended.
