E1Episode 1
Where to watch
Not available in United States
Streaming in 1 other country
Siren isn't on any streaming service in United States right now, but it's available in Japan. Streaming rights are licensed per country.
Seasons & Episodes
E1
E2Episode 2
E3Episode 3
E4Episode 4
E5Episode 5
E6Episode 6
E7Episode 7
E8Episode 8
E9Episode 9
Cast · Directed by Keiichiro Shiraki
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Siren — streaming FAQ
Which OTT platform streams Siren?
Siren isn't on any streaming service in United States yet, but it's available in Japan. Streaming rights differ by country — switch your country in the header to see where.
Is Siren on Netflix?
No, Siren is not on Netflix in United States as of August 2026.
Is Siren on Amazon Prime Video?
No, Siren isn't on Amazon Prime Video in United States right now.
Where can I watch Siren for free?
Siren isn't streaming in United States yet, so there's no way to watch it free at the moment.
How many seasons are in Siren?
Siren has 1 season in total (9 episodes). The series concluded in 2015.
Are all episodes of Siren out yet?
Yes — all 9 episodes across 1 season of Siren are out and available to stream.
Is there a Season 2 of Siren?
No — Siren ended after 1 season, so there is no Season 2.