Where to watch
Not available in United States
Streaming in 1 other country
U-31 isn't on any streaming service in United States right now, but it's available in Japan. Streaming rights are licensed per country.
Cast · Directed by Kenji Tani
More from Ryoma Baba · Lead actor
Kamen Rider
1971 · 6.5
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See all fromRyoma Baba
More from Yuichi Nakamura · Co-star actor
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Moyashimon
2010 · 6.0
Hard to Say I Love You
2010 · 7.4
See all fromYuichi Nakamura
More from Kenji Tani · Director
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U-31 — streaming FAQ
Which OTT platform streams U-31?
U-31 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 U-31 on Netflix?
No, U-31 is not on Netflix in United States as of November 2026.
Is U-31 on Amazon Prime Video?
No, U-31 isn't on Amazon Prime Video in United States right now.
Where can I watch U-31 for free?
U-31 isn't streaming in United States yet, so there's no way to watch it free at the moment.
