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Animation · Drama · War · 1h 0m · 2026
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.
Directed by Yukimitsu Ina
Starring Marika Ito, Hikari Mitsushima, Yoko Hikasa, Rena Motomura, Chinatsu Akasaki
AnimationDramaWar
First releaseSep 4, 2026
Score8.0 / 10
Length1h 0m
LanguageJA
Trailer
Release rollout
A digital release followed on October 27, 2026.
Release dates by country
United StatesSep 4, 2026
Release date history
Sep 1, 2026Netherlands release moved from Sep 4, 2026 to Sep 25, 2026
Frequently asked questions
When does cocoon - One Summer of Girlhood come out?
cocoon - One Summer of Girlhood was released on September 4, 2026.
When does cocoon - One Summer of Girlhood come out in United States?
cocoon - One Summer of Girlhood was released in United States on September 4, 2026.
When will cocoon - One Summer of Girlhood be available on streaming or digital?
cocoon - One Summer of Girlhood became available on digital platforms on October 27, 2026.
Who directed cocoon - One Summer of Girlhood?
cocoon - One Summer of Girlhood was directed by Yukimitsu Ina.
How long is cocoon - One Summer of Girlhood?
cocoon - One Summer of Girlhood has a runtime of 1h 0m.
