Ebirah, Horror of the Deep

A teen searching for his brother stows away on a criminal's boat that shipwrecks on Letchi island, where terrorists have enslaved the Infant Island natives. Discovering Godzilla asleep, they decide to awaken him to liberate the nativ
Searching for his brother, Ryota stows away on a boat belonging to a criminal alongside two other teenagers. The group shipwrecks on Letchi island and discover the Infant Island natives have been enslaved by a terrorist organization controlling a crustacean monster. Finding a sleeping Godzilla, they decide to awaken him to defeat the terrorists and liberate the natives.