cocoon - One Summer of Girlhood ambient background
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cocoon - One Summer of Girlhood backdrop

cocoon - One Summer of Girlhood

cocoon - One Summer of Girlhood
★ 7.5/10•2026•1h 0m•NR•Animation•Drama•War

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.

Yukimitsu Ina · Director

Yukimitsu Ina · Screenplay

Taku Kishimoto · Screenplay

StatusReleased
Runtime1h 0m
LanguageJA
Release DateSep 4, 2026

Actors

Marika Ito

Marika Ito

San (voice)

Hikari Mitsushima

Hikari Mitsushima

Mayu (voice)

Yoko Hikasa

Yoko Hikasa

Tamaki (voice)

Rena Motomura

Rena Motomura

Hina (voice)

Chinatsu Akasaki

Chinatsu Akasaki

Mari (voice)

Aoi Koga

Aoi Koga

Yuri (voice)

Yume Miyamoto

Yume Miyamoto

Kaede (voice)

Izumi Aoyagi

Izumi Aoyagi

Shiho (voice)

Miyuki Sawashiro

Miyuki Sawashiro

Kaho (voice)

Umeka Shoji

Umeka Shoji

Sensei (voice)

Maria Abo

Maria Abo

(voice)

Akane Amasawa

Akane Amasawa

(voice)

Yui Arai

Yui Arai

(voice)

Saaya Okutomo

Saaya Okutomo

(voice)

Hayato Kimura

Hayato Kimura

(voice)

Saki Kobari

Saki Kobari

(voice)

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