Human Specimens
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Human Specimens

★ 6.2/10 TMDB Premiered 2025-12-19 1 season 5 eps

Professor Shiro Sakaki, a butterfly researcher, confesses to turning six young boys, including his own son Itaru, into "human specimens."

Last Episode Aired 2025-12-19
S1E5 — Episode 5

Anna seemed proud, but she longed for a successor while looking at her mother, in the spotlight for her art book. After the art camp is canceled, Anna invites the boys to the mountain house. She insists she made the Human Specimen. Shiro understands Itaru's hopes to become his father's specimen. The truth of Itaru's death and the mystery of Anna's confession will be unraveled.

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Billed Cast
Hidetoshi Nishijima
Hidetoshi Nishijima
Professor Shiro Sakaki
Somegoro Ichikawa
Somegoro Ichikawa
Itaru Sakaki
Rie Miyazawa
Rie Miyazawa
Rumi Ichinose
Aoi Ito
Aoi Ito
Anna Ichinose
Towa Araki
Towa Araki
Toru Shirase
Jyutaro Yamanaka
Jyutaro Yamanaka
Hikaru Akabane
Kodai Kurosaki
Kodai Kurosaki
Sho Ishioka
Leo Matsumoto
Leo Matsumoto
Ao Fukazawa
Ikuho Akiya
Ikuho Akiya
Dai Kuroiwa
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