Jibaku-kun

is a Japanese manga series written and illustrated by . It was adapted into a 26-episode anime television series called which was broadcast on TV Tokyo from October 5, 1999, to March 28, 2000. In some markets, the series is known as Bucky: The Incredible Kid, Bucky: Searching for World 0 or simply Bucky.

==Story== The Parallel Planet is a realm situated "above the sky and down the sea". This world is geometrically divided into twelve distinct lands, arranged in the manner of a clock face. At its center stands the Needle Tower, also known as World Zero, a place where time remains static. Each of the twelve surrounding worlds is protected by a guardian known as a Great Child, who is always accompanied by a spirit—an explosive, spherical companion that aids in defeating creatures called Troublemonsters.