Gatchaman

A uranium storage facility is under attack. The Science Ninja Team is called upon to stop it!

When a spaceship disappears, along with a device that records the locations of Earth's resources, recovery takes the team to the bottom of the sea!

Passenger planes keep crashing, leading Ken to investigate. All signs point to Galactor!

An earthquake is caused by a mecha, leading Ken to the Institute for Earthquake Research. While investigating, an unexpected casualty occurs.

On a mission to the bottom of the sea, the team encounters a mysterious submarine, which leads them to uncover "The Cemetery of the Sea."

The hunt for stolen gold bars leads the team to an island. Ken and Nambu disagree about their course of action.