Napping Princess
Original Title：ひるね姫 ~知らないワタシの物語~
Languages:
- Spanish: Ancien y el mundo mágico
- English: Napping Princess
- Russian: Спящая принцесса
- Japanese: ひるね姫 ~知らないワタシの物語~
- Chinese: 午睡公主～我不为人知的故事～
"Napping Princess: The Story of the Unknown Me" (Japanese: ひるね姫 〜知らないワタシの物語〜, Hirune Hime: Shiranai Watashi no Monogatari) is a 2017 Japanese animated fantasy adventure film written and directed by Kenji Kamiyama, produced by Signal.MD, and starring Mitsuki Takahata. The film follows Kokone Morikawa, a high school student who has a strange ability to fall asleep anytime, anywhere. In her dreams, she becomes Ancien, a magical princess in the machine-driven world of Heartland, using a magic tablet to bring machines to life. When her father is arrested for allegedly stealing secrets from a car company, Kokone's dreams and reality start to intertwine as she embarks on an adventure to save him, uncovering family secrets along the way. The film’s theme song is a cover of "Daydream Believer" performed by Mitsuki Takahata. "Napping Princess" has received nominations for awards such as the Annie Award and the Japan Academy Film Prize for Animation, recognizing its unique narrative structure and visual style.