When Does Sleepy Princess in the Demon Castle Season 2 Come Out? Is It Renewed?
Sleepy Princess in the Demon Castle ended after Season 1.
IMDb
7.5/10
Seasons
1
Episodes
12
Diagnostics
- Network
- TV Tokyo
- Genres
- Animation, Comedy, Sci-Fi & Fantasy
- First aired
- 2020-10-06
- Last aired
- 2020-12-22
- Runtime
- —
- Rated
- TV-14
Awards 3 nominations
Predictive Logic Analysis
Sleepy Princess in the Demon Castle has concluded its run. Production records list the series as ended, meaning the story has been brought to a planned close rather than left open. Barring a revival, there is no Season 2 in development.
What is Sleepy Princess in the Demon Castle about?
Sleepy Princess in the Demon Castle inverts every expectation of the damsel-in-distress fantasy narrative by centering its comedy entirely on a princess who has absolutely no interest in being rescued. Kidnapped by the Demon King as leverage against her kingdom, Princess Syalis finds herself in a castle surrounded by monsters—and rather than orchestrate an escape or pine for her hero, she simply... sleeps. The joke spirals beautifully from there: she fashions pillows from her demon guards, raids the castle for increasingly creative sleep solutions, and generally treats her captors as furnishings and supplies in her quest for the perfect nap. The premise works because it's genuinely funny and absurdly original, finding comedy in the gap between what a kidnapped princess should theoretically do and what Syalis actually wants, which is undisturbed rest.
The show's tone is mischievous and deadpan, executed through sharp comedic timing and a willingness to let gags breathe across full scenes rather than rushing to punchlines. What makes it distinctive is its commitment to Syalis's singular drive—she's not dimwitted or lazy in a broad sense, but rather single-minded to the point of comedy, with each episode exploring new variations on how she might optimize her sleep situation. The animation captures the absurdity effectively, from cute character designs to cartoonish physical comedy, and the voice performances nail the contrast between the demon characters' villainous expectations and their bewildered reality as unwitting accomplices in a princess's sleep quest.
The series found an appreciative audience during its 2020 run, drawing praise for its originality and humor in a crowded anime landscape. With a solid IMDb rating and word-of-mouth appeal built on the strength of its central joke, the show proved that a one-note premise executed with wit and confidence could sustain twelve episodes. It occupies a refreshing corner of the fantasy-comedy space, less interested in parody than in genuine subversion through character commitment, and has aged well as a cult favorite among viewers seeking anime that knows what it's funny and doesn't oversell the concept.
Themes
Is Sleepy Princess in the Demon Castle renewed or cancelled?
Working against it
The series is listed as ended
Sleepy Princess in the Demon Castle Season 2 Release Date
No new season is expected. Sleepy Princess in the Demon Castle has ended, so there is no upcoming release to anticipate unless a revival is announced.
Best & worst episodes
Sleepy Princess in the Demon Castle seasons
Season 12020 · 12 ep
- 1. Sleepless Princess of the Castle2020-10-06 · ★ 6.5
- 2. The Princess and Furious Fluff2020-10-13 · ★ 6.5
- 3. The Princess and Forbidden Knowledge2020-10-20 · ★ 7.0
- 4. The Princess, Destruction, and a Short Journey2020-10-27 · ★ 7.0
- 5. The Princess and Female Warriors2020-11-03 · ★ 7.0
- 6. The Princess’ Unwavering Choice2020-11-10 · ★ 7.0
- 7. Even More Sleepless Princess of the Castle2020-11-17 · ★ 7.0
- 8. The Princess and the Frightful Demon Nightmare2020-11-24 · ★ 7.0
- 9. The Princess and Hostage Training Week2020-12-01 · ★ 7.0
- 10. The Princess in Endopolis2020-12-08 · ★ 7.0
- 11. The Princess and Troubling Dreams2020-12-15 · ★ 6.0
- 12. Sleeping Princess of the Demon Castle2020-12-22
Sleepy Princess in the Demon Castle trailer
Sleepy Princess in the Demon Castle cast
View all 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)
Junichi Suwabe
Caesar Magician (voice)
Shinya Takahashi
Goblin Serf (voice)
Chikahiro Kobayashi
Red Siberian (voice)
Sayaka Ohara
Harpy (voice)
Ayane Sakura
Aladdif (voice)
Takeo Otsuka
Poseidon (voice)
Where to watch Sleepy Princess in the Demon Castle
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AI Verdict
Sleepy Princess in the Demon Castle has ended. Its final season has already aired and no further seasons are expected.
Verdict updated 1 month ago
Updated 2026-05-17 · AI-generated analysis
How we predict →Our verdicts have proved right for 59 of 82 decided shows →Sleepy Princess in the Demon Castle latest news
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Frequently asked
- When does Sleepy Princess in the Demon Castle Season 2 come out?
- Sleepy Princess in the Demon Castle ended after Season 1.
- Is Sleepy Princess in the Demon Castle renewed or cancelled?
- Sleepy Princess in the Demon Castle has ended. Its final season has already aired and no further seasons are expected.
- How many seasons of Sleepy Princess in the Demon Castle are there?
- Sleepy Princess in the Demon Castle has aired 1 season so far.
- How many episodes of Sleepy Princess in the Demon Castle are there?
- There are 12 episodes of Sleepy Princess in the Demon Castle across 1 season.
- Where can I watch Sleepy Princess in the Demon Castle?
- Sleepy Princess in the Demon Castle is available to stream on Crunchyroll, Crunchyroll Amazon Channel, Amazon Video and Apple TV Store.
- What is Sleepy Princess in the Demon Castle's IMDb rating?
- Sleepy Princess in the Demon Castle holds an IMDb rating of 7.5/10 from 823 votes.