MOVIEcocoon - One Summer of GirlhoodSasayuri20261h 0mAnimation · Drama · WarSan 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… More80%TMDBRateYour ratingNew ratings contribute to the public average.0.5 Helix1 Helix1.5 Helix2 Helix2.5 Helix3 Helix3.5 Helix4 Helix4.5 Helix5 HelixHELIXMOVIE STATUSReleasedAdd to Plan to WatchMark WatchedShareStarring Marika Ito, Hikari Mitsushima, Yoko HikasaReleasedSep 4, 2026StatusReleasedOriginal Titlecocoon~ある夏の少女たちより~Original LanguageJapaneseRuntime60 minCountriesJapanLanguagesJapaneseNo streaming subscription offers are listed for CA.TrailersCastMarika ItoSan (voice)Hikari MitsushimaMayu (voice)Yoko HikasaTamaki (voice)Rena MotomuraHina (voice)Chinatsu AkasakiMari (voice)Aoi KogaYuri (voice)Yume MiyamotoKaede (voice)Izumi AoyagiShiho (voice)Miyuki SawashiroKaho (voice)Umeka ShojiSensei (voice)Maria Abo(voice)Akane Amasawa(voice)Yui Arai(voice)Saaya Okutomo(voice)Hayato Kimura(voice)Saki Kobari(voice)More Like ThisView all7.5Add to library8Add to library7.5Add to library7.7Add to library7.9Add to library7.8Add to library7.5Add to library7.1Add to library5.9Add to library6.9Add to library6.7Add to library6.7Add to libraryTracking, favourites and personal ratings save to your signed-in web account, or the isolated preview. No viewing history is sent to TMDB.