Where to watch
Supergirl isn't on any streaming service in Japan right now, but it's available in Australia, Canada, Estonia, Hong Kong SAR China and 16 more. Streaming rights are licensed per country.
Cast · Directed by Craig Gillespie
More like this
Supergirl — streaming FAQ
Which OTT platform streams Supergirl?
Supergirl isn't on any streaming service in Japan yet, but it's available in Australia, Canada and Switzerland and other countries. Streaming rights differ by country — switch your country in the header to see where.
Is Supergirl on Netflix?
No, Supergirl is not on Netflix in Japan as of August 2026.
Is Supergirl on Amazon Prime Video?
No, Supergirl isn't on Amazon Prime Video in Japan right now.
Where can I watch Supergirl for free?
Supergirl isn't streaming in Japan yet, so there's no way to watch it free at the moment.
What is the OTT release date for Supergirl?
Supergirl hasn't started streaming in Japan yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around August 12, 2026. This is a prediction, not a confirmed date.