The Kikaika (literally mechanization) Empire invades our solar system, and in a matter of moments they take over and convert Neptune, Uranus, Saturn, Jupiter, and Mars, and set their sights on ...

Three boys—Kotaro, a ninja in training, Rikiya, a training baseball player and Yosuke, a studying scholar—were living normal lives in Aozora Village. One day, Kotaro, along with his father Tobe, ...

The warrior of light Eldran and his robot Raijin-Oh, get injured in a battle with the Jaku Empire from the 5th-dimensional world. They fall down into the 5th grade class at Hinobori School. On ...