Matchless Raijin-Oh (1991)

Earth kids enter a conflict between two factions of Transformers.

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.

Jenny, aka XJ-9, is a super-powered robot with a super-sensitive teenage heart. Her primary function is protecting the planet from disaster, but – like all teenagers – she has her own ideas about how she would like to live her life. Bored with being a superhero, Jenny wants to do something really exciting – like go to high school!

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

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.

Generator Rex, an average teenager with the ability to turn his body into amazing machines, helps the secret organization Providence save the world from the nanite threat and dangerous EVO monsters.

When 10-year-old Ben Tennyson discovers a mysterious device, he gains the power to change into ten different alien heroes, each with uniquely awesome powers. With such abilities at his disposal, Ben realizes a greater responsibility to help others and stop evildoers, but that doesn't mean he's above a little superpowered mischief now and then.

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

Gaimetal, a metallic mineral with high amounts of pure energy, was discovered 50,000 meters underground in 2047, and began mining worldwide. However, Gaist, which are metallic life forms whose bodies are fully embedded with Gaimetal emerged in 2055 and started to attack people. In 2064, Rekka, Hayato, Kurama, and Siren are among those known as Gear Gaist and they faced the battle with more than 100 varieties of creatures Gaist.

The story involves two pairs of teenage elder sister and younger brother, the Shinmoto's who are a bit narcissistic and the Saitou's who look a bit mysterious. It follows their everyday life in school and at home.

The girls of Class 1-C are starting their tenth-grade year with a new teacher: Becky Miyamoto, an 11-year-old MIT grad! She’s an intellectual titan—but can she handle the temperamental teens and idiotic aliens that await her instruction?

The story follows a mermaid who makes a forbidden wish to be loved by a human. Following her death, she is reborn 200 years later into modern-day Japan in Lake Biwa, where she learns to adjust in a human world.

High school student Jiwoo Seo knows nothing of the hidden world around him. Terrified of his own mysterious powers, he lives quietly, concealing his abilities from everyone. But everything changes the day he rescues a battered stray cat who turns out to be none other than Kayden—the most powerful Awakened being alive.

A boy and his mum find themselves suddenly transported somewhere across the universe surrounded by an amazing array of aliens from new and unknown corners of the galaxy. While trying to work out who brought them there and why, they make a new home for themselves and encounter new friends, including Mo, the only other being from Earth – a dinosaur.

Japan’s post-apocalyptic wasteland replete with dust can only be saved by one thing—fungus. Bisco Akaboshi, a wanted criminal and skilled archer, searches for a legendary mushroom, known as Sabikui, said to devour any and all rust. Joining him on this epic saga to save the country is a giant crab and a young doctor. Can this unlikely trio find the fabled fungi and save the land?

In his past life, he was known as Demon Lord Varvatos, an all-powerful magic user and ruler. But he was lonely after the loss of his friends and loved ones during his rise to power, so in his dying moments, Varvatos cast a reincarnation spell so that he'd get a second chance at just being a normal guy. At first it looks like that's going to work – he's reborn thousands of years later as villager Ard. Unfortunately for him, his memories are still intact and he's not aware just how much has been lost over the time he spent not existing, and it looks like that's going to cost him his normal life.