The show follows Gorou, a 24-year-old man who dreams of becoming the greatest Condom Battler. His go-to weapon is a 0.01 mm condom which he loads into an arm dispenser, and it opens to reveal a red rubbery armor that Gorou wears in battle. It also gives the hero the ability to summon sperm and created an attack out of the sticky substance. There are other characters in the anime like Miku and Hayato who duel using their own condoms. The anime is filled with absurd dialogue and fights, but these heroes always make sure to teach a sex education lesson along the way. (Source: Comicbook.com)

On his high school graduation day, Itsuki's cousin, Mahiru, tells him that she's pregnant. Just then, a gate of light emerges and transports the two into the world of Granvania. In this land, Impurities have been causing a disturbance to the Stars, ultimately plunging Granvania into chaos and disorder. And Itsuki, now revealed to be one who is fated to meet with the Star Maidens, is seen as Granvania's last hope and was thus given the task to produce Star Children and combat the impurities. And unless the task is complete, Itsuki may never be able to return home. (Source: Wikipedia, edited)

Titans from outer space, life forms from a mystical world, phantoms and goblins from ancient times, cyborgs created by scientists, relics that rose out of the ruins of ancient civilizations. In another Japan, it's not just a question of what if—it's a reality. Some of the superhumans choose to keep their identities a secret, while others bask in their superhuman fame. Jiro Hitoyoshi, member of the Superhuman Bureau, keeps track of their doings. (Source: ANN)

By finding a rare Action Kamen card, Shinnosuke Nohara and his family end up being chosen to go to a parallel world and help foil an alien invasion that is occurring over there. (Source: ANN)