Where to watch
Not available in United States
Streaming in 1 other country
One Son isn't on any streaming service in United States right now, but it's available in Japan. Streaming rights are licensed per country.
Cast
More from Ryoma Baba · Lead actor
Kamen Rider
1971 · 6.4
No. 1 Sentai Gozyuger
2025 · 6.9
Tokumei Sentai Go-Busters
2012 · 7.1
Shuriken Sentai Ninninger
2015 · 7.1
Amazon Riders
2016 · 8.4
Kamen Rider × Super Sentai: Super Hero Wars
2012 · 6.6
Zyuden Sentai Kyoryuger vs. Go-Busters: The Great Dinosaur War
2014 · 6.8
Action Stage: Helios Rising Heroes
2022
And Then, Yuriko Was Alone
2020 · 7.8
Kamen Rider × Super Sentai: Super Hero Trouble! Who’s The Culprit?!
2012 · 10.0
See all fromRyoma Baba
More from Yuki Tamaki · Co-star actress
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One Son — streaming FAQ
Which OTT platform streams One Son?
One Son 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 One Son on Netflix?
No, One Son is not on Netflix in United States as of September 2026.
Is One Son on Amazon Prime Video?
No, One Son isn't on Amazon Prime Video in United States right now.
Where can I watch One Son for free?
One Son isn't streaming in United States yet, so there's no way to watch it free at the moment.
