Sleepy Princess in the Demon Castle

Sleepy Princess in the Demon Castle

2020 1 Seasons ⭐ 8.4

Animation Comedy Sci-Fi & Fantasy

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.

Seasons

1. Sleepless Princess of the Castle

2020-10-06 • ⭐ 6.5

Princess Syalis is abducted from her home of the Nation of Goodereste by Twilight the Demon King. Despite the horrors lurking in the Demon Castle, all Princess Syalis wants is a g…

2. The Princess and Furious Fluff

2020-10-13 • ⭐ 6.5

As Dawner the Hero faces perilous obstacles to rescue Princess Syalis, the princess continues to find creative ways to sleep more comfortably at the Demon Castle.

3. The Princess and Forbidden Knowledge

2020-10-20 • ⭐ 7.0

Princess Syalis is on the loose again meddling with forbidden magical items and causing total mayhem for the Demon Castle.

4. The Princess, Destruction, and a Short Journey

2020-10-27 • ⭐ 7.0

Fed up with her circumstances at the Demon Castle, Princess Syalis goes to great lengths to add luxuries to her castle prison.

5. The Princess and Female Warriors

2020-11-03 • ⭐ 7.0

The female unit, long deployed out in the field, has returned to the Demon Castle to get their first taste of Princess Syalis.

6. The Princess’ Unwavering Choice

2020-11-10 • ⭐ 7.0

Dawner the Hero is having more trouble than expected on his journey to the Demon Castle, so the demon higher ups decide to take some action.

7. Even More Sleepless Princess of the Castle

2020-11-17 • ⭐ 7.0

Princess Syalis wakes to find herself in a completely different castle! What happened and how will she return to the Demon Castle?

8. The Princess and the Frightful Demon Nightmare

2020-11-24 • ⭐ 7.0

Back at the Demon Castle, Princess Syalis interrupts an important meeting to share about her haunted dreams.

9. The Princess and Hostage Training Week

2020-12-01 • ⭐ 7.0

It’s time for Princess Syalis to start acting like a proper hostage, so the demon king issues a decree to help change that.

10. The Princess in Endopolis

2020-12-08 • ⭐ 7.0

Princes Syalis is determined to get her hands on the latest and greatest sleep product, but it’s only available in the Human Realm.

11. The Princess and Troubling Dreams

2020-12-15 • ⭐ 6.0

Princess Syalis feels tired no matter how much sleep she gets, and her troubling dreams aren’t helping.

12. Sleeping Princess of the Demon Castle

2020-12-22

Despite living as a captive in the Demon Realm, the princess writes a letter to Santa. The letter’s contents shock the demon king.

Top Cast

Inori Minase

Kaito Ishikawa

Yoshitsugu Matsuoka

Yoshitsugu Matsuoka

Hiro Shimono

Rikiya Koyama

Kouichi Souma

Junichi Suwabe

Shinya Takahashi

Shinya Takahashi

Chikahiro Kobayashi

Chikahiro Kobayashi

Sayaka Ohara

Ayane Sakura

Takeo Otsuka

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