Gaia Getter A-kun - Recommendations

If you're looking for manga similar to Gaia Getter A-kun, you might like these titles.

Cosmic Mission!

Cosmic Mission!

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Tetsuwan Adam

Tetsuwan Adam

It is the year 2045. To escape a dying Earth, mankind conducts a mass exodus to Mars. But an enemy surpassing human imagination lies in wait for them in space.

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Wakusei Garaga

Wakusei Garaga

In 2755 AD, the latest model spaceship Xebec departed from the City of Nemexis in the Nemexis Star Sector. Due to an accident at the moment of its warp jump, it had to perform an emergency landing on the mysterious planet, Garaga.

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Silbuster

Silbuster

Welcome to Ikkou Sahara's outrageous look at Ultra-Superheroines and Giant-Sized Monsters! Discover the origin of Silbuster, the mysterious Starlight spaceship, the trouble of keeping a not-so-secret underground hanger a secret, the disadvantages of becoming giant-sized when your clothing doesn't, and how attempting friendly dialogue with monsters can lead to mud-wrestling matches!

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Wonder 3

Wonder 3

Wonder 3 takes place in an alternate Earth in the year 196X and the world is overrun with war and violence. The Galactic Federation consisting of all the advanced species of the universe convene to decide the future of Earth, but due to a lack of information they decide to send an elite team, Wonder 3, to observe human species for one year and determine whether or not humans are worthy of saving. Upon landing on Earth, the three members of Wonder 3 - Bokko, Nokko, and Pukko - disguise themselves as animals and come across the two Hoshi brothers who defend humanity in their own way. With a time limit of one year, what can Wonder 3 learn from the Hoshi brothers about life on Earth?

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Uchuu Ichi no Musekinin Otoko Series (Light Novel)

Uchuu Ichi no Musekinin Otoko Series (Light Novel)

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Voices of a Distant Star: Words of Love / Across the Stars (Light Novel)

Voices of a Distant Star: Words of Love / Across the Stars (Light Novel)

Sixteen-year-old Mikako Nagamine enlists as a pilot to fight in the interstellar war against a force of alien invaders, leaving behind her one true love. Mikako’s only connection to Noboru Terao, who’s living the life of an ordinary high school student, is through cell-phone text messages. As Mikoko travels farther away, it starts to take longer and longer for Noboru to receive her messages, until finally one arrives eight years and seven months after she sent it.The war rages on, and years pass, but out in space, Mikako barely ages. When at last the fighting ends, she is left stranded on the spacecraft carrier. A rescue mission is launched to help – including Noboru, who’s now a lot older. When they meet again, they’ll discover whether their young love survived.

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Divergence Eve (Light Novel)

Divergence Eve (Light Novel)

In the year 2197, mankind has developed a method of traveling light-years in a matter of seconds, by opening a passage to a parallel universe where matter can travel infinitely fast. These openings have given an alien force, called 'Ghouls', the means to enter our universe. After a brutal attack, a group of new pilots are called in to help with the fight. But can they survive the Captain's brutal training long enough to defeat the Ghouls and protect the station?

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Voices of a Distant Star

Voices of a Distant Star

Nagamine is a young high school student who lives a fairly typical teenage life: hanging out with friends, attending class, and falling in love with a wonderful boy. But when she enlists in the galactic army, who is desperate for candidates to fight an alien war, she finds herself drifting farther away from her first love, Noboru. In the depths of space, where a simple email takes eight years to be delivered, will their love truly flourish, or simply fade away?

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How Many Light-Years to Babylon?

How Many Light-Years to Babylon?

Follow the tale of an Earthling determined to find out why his home planet was destroyed...while sleeping with as many alien girls as possible. It can be pretty lonely being the only member of your species--just ask "Bub", an amnesic Earthling who woke up in outer space and discovered that Earth had been destroyed. As he travels through multiple universes, Bub must figure out his past, what happened to his home planet, and how to best pick up alien chicks--the human race won't repopulate itself, after all!

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