Plot Summary
When 50-year-old Kenichi and his childhood friends reunite at the funeral of their classmate, they decide to bring a long-forgotten dream back to life—the "secret base construction plan" they'd drawn up as kids. They have just six days that summer to build their hideout without cars, electric tools or smartphones. Rediscovering the spirit of their youth, the men throw themselves into the challenge with all their hearts. Still, they are unable to escape the struggles they face as adults.
Full Cast & Characters
Director & Crew
Tomoya Itabashi
Director
Where to Watch How to Build a Secret Base Online
You can currently stream How to Build a Secret Base online or watch it in HD via the link below.
Find How to Build a Secret Base StreamingFrequently Asked Questions
Where can I watch How to Build a Secret Base online?
How to Build a Secret Base (2025) is available to stream on various platforms. You can also watch it online via our Watch Online button.
What is the IMDb rating of How to Build a Secret Base?
It has an IMDb rating of 0.0/10 based on 0 votes.
Who directed How to Build a Secret Base?
How to Build a Secret Base was directed by Tomoya Itabashi and released in 2025.
How long is How to Build a Secret Base?
How to Build a Secret Base has a runtime of 1 hours and 49 minutes.
Movie Details
- Release Date
- 2025-08-01
- Status
- Released