One day, I woke from a dream and had become Nohara Shinnosuke before the story began. This...
This is the story of a brat wreaking havoc across all kinds of worlds...
Big shots from every world: Someone get over here! Make this brat behave already!!!
(Note: This book is cheerful throughout, though there is a short stretch near the beginning that's a bit gloomy. It gets better afterward. Also, if you don't like the name, you can skip straight to Chapter 6, where I start using Shin-chan again.)
All readers are welcome to join the group, chat, and discuss the story with the author.