

河童のクゥと夏休み
- Animation
- Fantasy
- Comedy
- Romance
- Drama
- Family
A small, lone Kappa miraculously survives over 200 years into modern day Japan, when he is found by young Koichi. Coo, who is secretly adopted by Koichi's family, searches with his new human friend for unpopulated places in hopes of finding any remaining of his kind.
Summer Days with Coo is a 2007 Japanese animated fantasy film about a young boy who discovers and secretly adopts Coo, a kappa who has mysteriously survived over 200 years into modern Japan. As the two form an unlikely friendship, they journey together searching for other members of Coo's mythical kind in the human world.
When does Summer Days with Coo come out?
Where to watch
Streaming availability in United States
Not available on any tracked streaming service in United States right now.
Available in: Austria · Germany · Japan · South Korea · United States
Summer Days with Coo is streaming in another region
Available to stream in Japan South Korea— but not in United States.
Connect to one of those regions and stream it from where you are.
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In cinemas
Theatrical release in United States
Wide release in United States · Rated G
Theatrical dates from TMDB. Cinema chain links go to the official websites for showtimes and bookings — check there for the actual showtimes near you.
Rent or buy
Digital purchase & rental in United States
Where to watch Summer Days with Coo by country
Top cast
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Kazato TomizawaCoo (voice)
Takahiro YokokawaKouichi Uehara (voice)
Naoki TanakaYasuo Uehara (voice)
Tamaki MatsumotoHitomi Uehara (voice)
Ken'ichi NagiraCoo's Father (voice)- Nanako HirataKoichi's Classmate (voice)
Kyousuke IkedaKoichi's Classmate (voice)- Kazuki MatsuokaKoichi's Classmate (voice)
- Souta MurakamiKoichi's Classmate (voice)
- Saki YoshiharaKoichi's Classmate (voice)
- Kereo YoshitaKoichi's Classmate (voice)
Naomi NishidaYukaki Uehara (voice)

Trailer
Summer Days with Coo [Official US Trailer] - Out on Blu-Ray/DVD Jan. 21!
Related & spin-offs
Other titles fans of Summer Days with Coo tend to follow.
Doraemon: Nobita's Secret Gadget MuseumConfirmed2013
Doraemon: New Nobita's Great Demon - Peko and the Exploration Party of FiveConfirmed2014
Crayon Shin-chan: The Legend Called: Dance! Amigo!Confirmed2006
Pokémon the Movie: Diancie and the Cocoon of DestructionConfirmed2014
Crayon Shin-chan: Action Mask vs. Leotard DevilConfirmed1993
Pokémon the Movie: Kyurem vs. the Sword of JusticeConfirmed2012
Crayon Shin-chan: Invasion!! Alien ShiririConfirmed2017
Crayon Shin-chan: Pursuit of the Balls of DarknessConfirmed1997
Summer Days with Coo — frequently asked
When was Summer Days with Coo released?
The film was released on July 28, 2007 in Japan.
What is a kappa?
In Japanese folklore, a kappa is a mythical water creature. In this film, Coo is the last known kappa, having survived for over 200 years into present day.
What genres does the film blend?
Summer Days with Coo combines animation, fantasy, comedy, romance, and drama with family-friendly appeal.
Is the film available to stream or watch?
As a released 2007 film, Summer Days with Coo may be available through various streaming services, rental platforms, or physical media, though availability varies by region.



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