Sleepy Princess Merchandise

Explore our collection of goods inspired by Maoujou de Oyasumi, also known as Sleepy Princess in the Demon Castle. This beloved comedy series follows Princess Syalis, a royal captive whose main goal in the demon realm is simply getting a comfortable night of sleep. Fans love this series for its hilarious antics, charming art, and adorable characters. Browse our selection of imported Japanese merchandise to bring a piece of Princess Syalis and her cozy adventures into your everyday life.