Completed
12 episodes / Doga Kobo
The anime
About Sleepy Princess in the Demon Castle
Princess Syalis is held captive in a demon king's castle while a hero prepares to rescue her. With little to do in her cell, she tries to pass the time asleep, but discomfort and insomnia stand in the way of a good night's rest.
- Format
- TV anime
- Status
- Completed
- First aired
- October 6, 2020
- Final episode
- December 22, 2020
- Episodes
- 12
- Episode length
- 24 minutes
The cast
Featured characters
Behind the characters
Voice actors
Behind the anime