Mashin Hero Wataru (1988)

While on a field trip to the Tokyo Tower, three middle school girls suddenly find themselves in another world and must save its princess to return home.

The story revolves around Duke Fleed who is a survivor of the Vega Star, raised by Dr. Umon as his adoptive son, and known as Daisuke Umon on Earth. Years after his arrival, he's faced with the threat of King Vega and his army, who want to conquer the Earth. With his friends Koji and Hikaru (and later his kid sister Maria Grace), Duke decides to fight back using his best weapon, the almighty Grendizer.

Set in the future, a giant fighting machine called the Aquarion is humanity's only effective weapon in the fight against the technologically advanced species called the Shadow Angels.

Five unlikely teenage heroes and their flying robot lions unite to form the megapowerful Voltron and defend the universe from evil.

Follow the futuristic adventures of Zeta, a renegade government-designed robot, and Ro, his 15-year-old streetwise companion.

Haruto Tokishima, a high school student, discovers Valvrave, a mysterious and very powerful machine, and after controlling it Haruto becomes immortal.

A team of specialized Autobots not quite ready for prime-time battles against the Decepticons is given a vital mission by Optimus Prime. The goal for the Bots is to learn about mankind and how to help others to find out what it really means to be a hero.

The distant future: Humanity established the mobile fort city, Plantation, upon the ruined wasteland. Within the city were pilot quarters, Mistilteinn, otherwise known as the “Birdcage.” That is where the children live... Their only mission in life was the fight. Their enemies are the mysterious giant organisms known as Kyoryu. The children operate robots known as FRANXX in order to face these still unseen enemies. Among them was a boy who was once called a child prodigy: Code number 016, Hiro. One day, a mysterious girl called Zero Two appears in front of Hiro. “I’ve found you, my Darling.”

The Malto Family’s world turns upside down when the Terrans, the first Earthborn Transformers robots, spark to life. The Terrans will forge an alliance between the human Malto family and the legendary Autobots, uniting them in a shared mission.

In an alternate New York City protected by a band of superheroes called NEXT, veteran Wild Tiger is forced to team up with rookie Barnaby Brooks Jr.