Young women at a precision optics factory in wartime Japan push to exceed production quotas, enduring illness, injury, and personal hardship to “serve the country.” Led by Tsuru Watanabe, they fight fatigue and setbacks to keep their line moving—even when duty collides with grief.

Takashi Shimura
as Chief Goro Ishida

Shōji Kiyokawa
as Soichi Yoshikawa, Chief of General Affairs Section

Ichirō Sugai
as Ken Shinda, Chief of Labor Section

Takako Irie
as Noriko Mizushima, dorm mother

Yôko Yaguchi
as Tsuru Watanabe, president of women workers

Sayuri Tanima
as Yuriko Tanimura, vice president of women workers

Sachiko Ozaki
as Sachiko Yamazaki

Shizuko Nishigaki
as Fusae Nishioka

Asako Suzuki
as Asako Suzumura

Haruko Toyama
as Masako Koyama