Space Sheriff Gavan

The space crime organization Makuu has set its sights on Earth. The Galactic Union Police dispatched Space Sheriff Gavan Ichimonji Retsu to the Earth to fight against Makuu.

A giant tanker disappears, and the Japanese government receives a threatening letter from an organization calling itself Alpha. Alpha demands diamonds.

A suspicious old man takes away Wakaba and her siblings' goat, Mae. He has been working on the "Bem Project," a project to turn earth organisms into biological weapons.

The legendary "Majin Kabuto" is a helmet that makes the wearer invincible and allows him or her to gain power over the entire universe.

Dr. Joe Smith, a pacifist, is shot by a hunter-killer. Retsu becomes his bodyguard, where he learns of Makuu's plan to cause a world war and profit from arms trafficking.

Akira enrolls in the "Great Genius School," which brings together underachieving elementary students and helps them become smarter in a short period of time. But it's a trap.