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Sleepy Princess in the Demon Castle

Sleepy Princess in the Demon Castle

Genres

AnimationComedySci-Fi & Fantasy

OverView

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.

Others

Budget

$--

Revenue

$--

Status

Ended

Original Language

Japanese

Runtime

mins

Rating

8.363/10

Release Date

11 December 2025

Country

Japan

Cast

Inori Minase

Inori Minase

Princess Syalis (voice)

Kaito Ishikawa

Kaito Ishikawa

Demon Cleric (voice)

Yoshitsugu Matsuoka

Yoshitsugu Matsuoka

Demon King Tasogare (voice)

Hiro Shimono

Hiro Shimono

The Hero Akatsuki (voice)

Rikiya Koyama

Rikiya Koyama

Majiro the Hedgehog (voice)

Kouichi Souma

Kouichi Souma

Frankenzombie (voice) / Ghost Wrapping Paper (voice)

Junichi Suwabe

Junichi Suwabe

Caesar Magician (voice)

Shinya Takahashi

Shinya Takahashi

Goblin Serf (voice)

Chikahiro Kobayashi

Chikahiro Kobayashi

Red Siberian (voice)

Sayaka Ohara

Sayaka Ohara

Harpy (voice)

Ayane Sakura

Ayane Sakura

Aladdif (voice)

Takeo Otsuka

Takeo Otsuka

Poseidon (voice)

Masashi Yamane

Masashi Yamane

Minotauro (voice)

Takaya Kuroda

Takaya Kuroda

Flame Poison Dragon (voice)

Sayaka Ohara

Sayaka Ohara

Neo Alraune (voice)

Shin-ichiro Miki

Shin-ichiro Miki

Hypnos (voice)

Kisho Taniyama

Kisho Taniyama

Hades (voice)

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