Where to watch Napping Princess (2017) tonight
Napping Princess (2017) runs 1 h 51 min and averages 6.7 from 134 TMDB members. Japan, 2020, a few days before the opening of the Tokyo Olympics. Although she should be studying for her final exams, Kokone, a schoolgirl who lives in a small town with her widowed father, a mysterious and talented mechanic, falls asleep often, anywhere, anytime, entering, over and over, a dream-world where a squad of fantastic motorized contraptions fights against magic, a world close to reality where she will…
- Runtime
- 1 h 51 min — ends 9:51 pm if you start at 8:00 pm
- Rated
- no US certification listed
- Genres
- Fantasy, Adventure, Animation, Drama, Science Fiction
- Released
- March 18, 2017
- TMDB rating
- 6.7 / 10 from 134 votes
- Director
- Kenji Kamiyama
- Starring
- Mitsuki Takahata, Yosuke Eguchi, Shinnosuke Mitsushima, Rie Kugimiya
- Language
- Japanese
- Original title
- ひるね姫 ～知らないワタシの物語～
Where to watch it tonight
Availability loads live for your country. See where Napping Princess streams (JustWatch via TMDB) →
Streaming availability by JustWatch. In the US, as of 2026-11-08: Kanopy (free), Hoopla (free), Pluto TV (free with ads).
Questions people ask
- How long is Napping Princess?
- Napping Princess is 1 h 51 min long (111 minutes). If you start it at 8:00 pm it ends at 9:51 pm; add about 20 minutes if you watch trailers first.
- What is Napping Princess rated?
- TMDB lists no US age certification for Napping Princess.
- Is Napping Princess a good movie to watch with a group?
- Yes — a crowd movie. Fantasy and Adventure hold a room: people can talk, laugh or scream over it and still follow what is going on.
- Where can I stream Napping Princess?
- In the US, as of 2026-11-08: Kanopy (free), Hoopla (free), Pluto TV (free with ads). Availability changes often; this page loads the live list for your country (streaming availability by JustWatch).
Lists it could be on
If you like Napping Princess
- Cardcaptor Sakura: The Movie (1999)
- The Imaginary (2023)
- Cosmic Princess Kaguya! (2026)
- Summer Wars (2009)
- My Hero Academia: You're Next (2024)
- Hunter x Hunter: Phantom Rouge (2013)
- Escaflowne: The Movie (2000)
- The Girl Who Leapt Through Time (2006)
Napping Princess on TMDB · This product uses the TMDB API but is not endorsed or certified by TMDB.
Lights Down is a free tool: tell it your streaming services and how long you have, and it ranks what you can stream tonight, with a this-or-that, a roll, a bracket and a wheel. Movie data from TMDB; streaming availability by JustWatch. Page updated 2026-11-08. 
This product uses the TMDB API but is not endorsed or certified by TMDB. Lights Down is a Somebody Decide program. How the data works · Legal & privacy · Tonight's lists