cocoon - One Summer of Girlhood
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.
Below are the streaming services currently carrying the movie “cocoon - One Summer of Girlhood” in the United States, along with how each offers it (subscription, buy, or rent) and a direct link. Licensing differs by market, so availability in the United States can differ from other countries.
In theaters now in United States
Released: 4 September 2026
Where to watch cocoon - One Summer of Girlhood in United States
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Not currently available on the supported providers in United States.
Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 21 Sept 2026.