Who's Involved:
Release Date:
Friday, September 4, 2026 Limited Theaters
Cocoon: One Summer of Girlhood Plot: What's it about?
San and Mayu attend an all-girls school on a warm and tranquil island. When war reaches their shores, they are ordered to help nurse the wounded in a military hospital hidden away in a cave. Amidst escalating death and brutality, the friends struggle to find solace in their fragile lives.
Cocoon: One Summer of Girlhood Cast List & Characters
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Cocoon: One Summer of Girlhood Crew and Production Team
A look at the Cocoon: One Summer of Girlhood behind-the-scenes crew and production team.
Director
Studio / Distributor
Production Companies
Not Available
Cocoon: One Summer of Girlhood Trailers & Videos
Cocoon: One Summer of Girlhood Production and Filming
Cocoon: One Summer of Girlhood Filming Timeline
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— Cocoon: One Summer of Girlhood entered Completed status.
Awaiting release by the distributor; a release date may or may not be available.
Cocoon: One Summer of Girlhood Release Date: When was the film released?
Cocoon: One Summer of Girlhood was released in limited theaters on . 16 other films are opening on the same date, including Onslaught, By Any Means and Tom and Jerry: Forbidden Compass. The movie was released in select theaters in major markets.
DVD & Blu-ray Release Date
Cocoon: One Summer of Girlhood is expected to be released on DVD and Blu-ray in November 2026. This estimated date is subject to change and may vary by region. Pre-orders are available: Pre-order Cocoon: One Summer of Girlhood on DVD and Blu-ray on Amazon
Digital, VOD & Streaming Release Date
The estimated Cocoon: One Summer of Girlhood Digital and VOD release date is October 2026, approximately one month before the DVD and Blu-ray release.
This date is an estimate and has not been officially confirmed.
