Every season of Sleepy Princess in the Demon Castle ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Sleepy Princess in the Demon Castle!

Sleepless Princess of the Castle

The Princess and Furious Fluff

The Princess and Forbidden Knowledge

The Princess, Destruction, and a Short Journey

The Princess and Female Warriors

The Princess’ Unwavering Choice

Even More Sleepless Princess of the Castle

The Princess and the Frightful Demon Nightmare

The Princess and Hostage Training Week

The Princess in Endopolis

The Princess and Troubling Dreams

Sleeping Princess of 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.

The Best Seasons of Sleepy Princess in the Demon Castle

The Best Seasons of Sleepy Princess in the Demon Castle

Season 1