Big Man Japan (2007)
Plot
An eccentric man aged about 40 lives alone in a decrepit house in Tokyo. He periodically transforms into a giant, about 30 meters tall, and defends Japan by battling similarly sized monsters that turn up and destroy buildings. The giant and the monsters are computer-generated.
Where to watch Big Man Japan?
Big Man Japan is an action movie featuring Hitoshi Matsumoto.
Big Man Japan is currently streaming for free (ad-supported) on VUDU Free.