Chinkou Discover~

Overview

A childhood friend and his ideal penis. After developing a complex about his androgynous looks and name from a lifetime of being mistaken for a woman, Mari has grown up to be a high school boy who is obsessed with what he views as the epitome of manliness: the dick! His daily quest for the coolest of wieners bears fruit when, with one glance in the bathroom, he finds that his square of a childhood friend, Kengo, has a crotch that is king of the wangs!! Now he's a man on a mission to see it! Touch it!! And taste it!!! In the erectly rising star ☆ Kitano Gumin's debut work!! (Source: Tokyomangasha, translated)

Source: AniList