GNOSIA (2025)
A gripping Japanese animated sci-fi mystery where one crew member must expose a shapeshifting alien imposter — trapped in a time loop with no way out.
GNOSIA - Series Information
- Original Title: グノーシア
- First Air Year: 2025
- Last Air Year: 2026
- Type: TV Series
- Genres: Animation, Mystery, Sci-Fi, Fantasy
- Number of Seasons: 1
- Number of Episodes: 21
- Status: Returning Series
- Original Language: Japanese
- Spoken Languages: Japanese
- First Air Date: October 12, 2025 (Australia - PG), October 12, 2025 (South Korea - 15)
- Networks: Gunma TV, Tokyo MX, BS11, Tochigi TV
- Alternative Titles: Gunōshia (JP)
- Production Companies: domerica, Aniplex, Tokyo MX, BS11, movic, PLAYISM, globule
- Production Countries: Japan
GNOSIA - Plot
When a shapeshifting enemy known as Gnosia infiltrates a lone spaceship, the crew has only one way to survive: identify the imposter each day and put them into cryo-sleep. But for Yuri, the day never ends. Trapped in a time loop, she relives the first day of the crisis over and over. To escape, Yuri must uncover the truth behind Gnosia and the time loop itself—before it's too late.
GNOSIA - Trailer
Watch the official trailer and see the time loop mystery begin to unravel:
Who is the Gnosia?
Where to Watch GNOSIA
Looking for where to watch GNOSIA?
Compare all viewing options available in your region on JustWatch ↗
GNOSIA - Cast & Crew
Main Cast
- Chika Anzai
- Ikumi Hasegawa
- Akari Kito
- Hiroki Nanami
- Asami Seto
- Tomokazu Seki
- Saori Hayami
- Aoi Yuuki
- Ayane Sakura
- Yuichi Nakamura
Writers
- Jukki Hanada
- Toki Hanada
GNOSIA - FAQs
What is GNOSIA about?
GNOSIA follows Yuri, a crew member aboard an isolated spaceship being stalked by a shapeshifting alien called Gnosia. Trapped in a time loop, she must repeatedly identify the imposter before her crewmates are eliminated. The series blends survival tension with deduction, mystery, and existential sci-fi themes drawn from its acclaimed visual novel source.
Is GNOSIA based on a true story?
No, GNOSIA is not based on a true story. It is adapted from the 2019 Japanese sci-fi mystery visual novel of the same name developed by Petit Depotto and published by PLAYISM. The game blends social deduction gameplay with a narrative-driven time loop structure, which the anime faithfully adapts.
Where can you stream GNOSIA?
GNOSIA is available to stream on Crunchyroll and the Crunchyroll Amazon Channel via subscription. For a full and up-to-date list of streaming and viewing options available in your region, check JustWatch.
Who are the main voice actors in GNOSIA?
GNOSIA features an acclaimed Japanese voice cast including Chika Anzai as Yuri, Akari Kito as SQ, Saori Hayami as Stella, Aoi Yuuki as Yuriko, Ayane Sakura as Comet, Tomokazu Seki as Shigemichi, Yuichi Nakamura as Chipie, and Kana Hanazawa as Otome, among others.
How many episodes does GNOSIA have?
GNOSIA consists of 21 episodes across its first season. The series began airing on October 12, 2025, and is currently listed as a returning series, with production ongoing through 2026.
Is GNOSIA cancelled or still airing?
GNOSIA has not been cancelled. As of its current status, the series is listed as a returning series and remains in production. Season 1 spans 2025 to 2026, with new episodes continuing to air on Japanese networks including Tokyo MX and BS11.
What genre is GNOSIA?
GNOSIA is a sci-fi mystery anime that also incorporates fantasy and psychological thriller elements. Its core premise revolves around social deduction, survival, and a time loop narrative set aboard a deep-space vessel, making it a compelling blend of genres for fans of cerebral, suspense-driven animation.
When did GNOSIA first air?
GNOSIA first aired on October 12, 2025. The series premiered simultaneously in multiple regions, with ratings classifications noted in Australia (PG) and South Korea (15). It broadcasts in Japan on Gunma TV, Tokyo MX, BS11, and Tochigi TV.
More About GNOSIA
Explore further details about GNOSIA through these authoritative external resources.