Young Gun Carnaval (ヤングガン・カルナバル, Yanggugan Karunabaru) is a Japanese light novel series written by Makoto Fukami and illustrated by Tow Fukino. The series centers on two teenagers, Kogure Jinpachi and Yumika Tetsuyoshi, who are members of an underground vigilante-type organization called Hybrid, which specializes in targeting and assassinating individuals in cases where Japanese law enforcement agencies cannot apprehend them by legal means. It was then adapted into different media, which consists of a completed manga series and a Drama CD series.