35 episodes
First episode: E1
Sleepy Princess in the Demon Castle
Syalis is a princess. A really cute one. When she gets kidnapped by the Demon King as a hostage, she's stuck in a castle full of demons, waiting to be rescued by her knight in shining armor. So what does she do? What any of us would. Take a nap—on a pillow she fashioned from her Teddy Demon guards. Duh.
Start Watching
Jump to the first episode to start from the beginning.
Seasons
Browse season hubs and jump into episodes.
12 episodes
First episode: E1Show FAQ
Quick answers about this series, release status, and episode totals.
When did Sleepy Princess in the Demon Castle first air?
Sleepy Princess in the Demon Castle first aired on October 6, 2020.
How many seasons and episodes does Sleepy Princess in the Demon Castle have?
Sleepy Princess in the Demon Castle currently has 1 season and 12 episodes.
When is the next episode of Sleepy Princess in the Demon Castle?
Sleepy Princess in the Demon Castle is ended, and no upcoming episode is currently scheduled.