Cocoon: One Summer of Girlhood News Updates

Latest Updates

Total Updates: 18

Wed, Aug 19, 2026

added Official Trailer #2 to trailers and videos

Added new image to photo gallery

added a poster to photo gallery

added GKIDS as a distributor

changed the US film release date from TBA to September 4, 2026

set film release to Limited

added Izumi Aoyagi as actor to the movie's cast and crew

added Akane Amasawa as actor to the movie's cast and crew

added Chinatsu Akasaki as actor to the movie's cast and crew

added Maria Abo as actor to the movie's cast and crew

added Yukimitsu Ina as director to the movie's cast and crew

added a synopsis

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.

added adventure as genre

added Official Trailer to the movie's trailers and videos