I Transmigrated as Shin-chan

A Crayon Shin-chan fanfic: He wakes up to find that his body has turned into that of a five-year-old child, and that he's become some lecherous little boy in kindergarten?! After transmigrating with a useless System that can only issue quests and open loot boxes, the protagonist declares that you have to start showing off from childhood.

This novel and its characters are entirely fictional. Any resemblance to real people or events is purely coincidental. Do not imitate.