Denma

Denma is a featured Sci-Fi and fantasy webtoon created by Youngsoon Yang; it updated every Wednesday, Thursday, Friday, Saturday, Sunday. Silverquick is an intergalactic courier delivery services corporate that hires Quanx with special abilities as their delivery men. Dike a.k.a the Merciless Death of Planet Urano becomes indebted to Silverquick, and becomes trapped inside a body of a small child named Denma. He takes off in a journey of making interstellar deliveries in hope of paying off his debt and reclaiming his body... The original webtoon is in Korean.

Synopsis
A space opera that unfolds around an intergalactic courier delivery service.

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 * Iron Dog John Doe - Same Creator
 * Rami Record - Same Creator