cocoon - One Summer of Girlhood

Starring

Marika Ito

San (voice)

Hikari Mitsushima

Mayu (voice)

Yoko Hikasa

Tamaki (voice)

Rena Motomura

Hina (voice)

Chinatsu Akasaki

Mari (voice)

Aoi Koga

Yuri (voice)

Yume Miyamoto

Kaede (voice)

Izumi Aoyagi

Shiho (voice)

Miyuki Sawashiro

Kaho (voice)

Umeka Shouji

Sensei (voice)

Maria Abo

(voice)

Akane Amasawa

(voice)

Yui Arai

(voice)

Saaya Okutomo

(voice)

Hayato Kimura

(voice)

Incoming Editorial Team·Verified September 4, 2026

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.