Sleepy Princess Merchandise

Sleepy Princess in the Demon Castle follows Princess Syalis, who is kidnapped by the Demon King and spends her captivity pursuing the ultimate night of sleep. This beloved fantasy comedy series delights fans with her hilarious quests for complete bedtime comfort inside a demon realm. Explore our selection of official Japanese collectibles featuring Princess Syalis, Demon King Tasogare, and the Demon Cleric. From detailed acrylic stands to vibrant stickers, these items bring the cozy charm and humor of the Demon Castle directly to your shelf.