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海王星 was released on December 6, 2021 but we couldn't find it on any streaming service yet. Rights can change — try again later.
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More from Yuki Yamada · Lead actor
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海王星 — streaming FAQ
Which OTT platform streams 海王星?
海王星 isn't streaming anywhere in United States yet.
Is 海王星 on Netflix?
No, 海王星 is not on Netflix in United States as of September 2026.
Is 海王星 on Amazon Prime Video?
No, 海王星 isn't on Amazon Prime Video in United States right now.
Where can I watch 海王星 for free?
海王星 isn't streaming in United States yet, so there's no way to watch it free at the moment.
What is the OTT release date for 海王星?
海王星 hasn't started streaming in United States yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around January 24, 2022. This is a prediction, not a confirmed date.
