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Human Specimens Season 2 Release Date and All Updates

Season 1st of Human Specimens is almost over on Amazon, but will the Hidetoshi Nishijima-starring series be returning for season 2?

Human Specimens Season 2 Release Date

Human Specimens TV Series season second not yet confirmed. If it were decided to renew it will back on 17/12/2026 same time. Read below, everything we know so far about the new part, including news, episodes number, rumors, spoilers and plot

Countdown to Season 2 Release

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Storyline

Human Specimens is adapted from the novel by Kanae Minato, one of Japan's most celebrated mystery writers, known for her international bestseller Confessions which was adapted into the acclaimed film that represented Japan at the 83rd Academy Awards. The dark tale follows Professor Shirô Sakaki, a butterfly researcher, who confesses to turning six young boys, including his own son Itaru, into "human specimens."

Is the video trailer of Human Specimens Season 2nd available?

Watch live video trailer describing new part of series created by Amazon. Official video trailer will come out one month before the release date.

Human Specimens Season 2 Expected Cast

We expect the same actors to back in the next season. Professor Shirô Sakaki role will be played Hidetoshi Nishijima alongside Itaru Sakaki will play a Somegorô Ichikawa. Along with Rie Miyazawa (Rumi Ichinose) and Aoi Itô (Anna Ichinose).

Human Specimens Season 2 premiere date

The returning of TV Show will once again be made up of 5 total episodes. They will be accessible live from Amazon just after release. Premiere episode starting in 17/12/2026. Series episodes will premiere on Thursdays. Detailed episodes list provided in this table.

Episode NumberEpisode TitleAmazon Release Date
2X01Episode 1December 17, 2026
2X02Episode 2December 17, 2026
2X03Episode 3December 17, 2026
2X04Episode 4December 17, 2026
2X05Episode 5December 17, 2026