100 Sleeping Princes and the Kingdom of Dreams (夢王国と眠れる100人の王子様) is a Japanese puzzle and role-playing smartphone game published by GCrest. It was released on Android and iOS devices in 2015. An original net animation by Satelight was released in 2017.[1] An anime television series adaptation by Project No.9 premiered from July 5 to September 20, 2018.[2] Sentai Filmworks have licensed the anime and are streaming it on Hidive.[3]
Plot summary
A normal girl is transported to another world, known as the Dream World. Here, dreams are the energy of all beings living within it. The protagonist is revealed to be the long-lost Princess of Traumere and therefore the princess of the Dream World, and she must defend the world from creatures known as Dream Eaters, who steal people's dreams.