ケツバトラー

简介

This manga is way too serious! One day, the main character, Densuke, who never gets stronger no matter how much he trains, finds a mysterious sword at his father's grave. This mysterious sword isn't held in the hand... it's held between the buttocks!!! Densuke thus becomes a butt-battler, and sets off on a journey to Iwajiri Island, a mysterious island where butt-battlers gather... A super serious battle manga is about to begin!!

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