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How to Build a Secret Base was released on August 1, 2025 but we couldn't find it on any streaming service yet. Rights can change — try again later.
Get the app to be notifiedCast · Directed by Tomoya Itabashi
More from Hiromasa Hirosue · Lead actor
More from Takehiko Fujita · Co-star actor
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How to Build a Secret Base — streaming FAQ
Which OTT platform streams How to Build a Secret Base?
How to Build a Secret Base isn't streaming anywhere in Canada yet.
Is How to Build a Secret Base on Netflix?
No, How to Build a Secret Base is not on Netflix in Canada as of September 2026.
Is How to Build a Secret Base on Amazon Prime Video?
No, How to Build a Secret Base isn't on Amazon Prime Video in Canada right now.
Where can I watch How to Build a Secret Base for free?
How to Build a Secret Base isn't streaming in Canada yet, so there's no way to watch it free at the moment.
What is the OTT release date for How to Build a Secret Base?
How to Build a Secret Base hasn't started streaming in Canada yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around September 19, 2025. This is a prediction, not a confirmed date.
