Crayon Shin-Chan: a Leisurely Life?

When he woke up from his sleep, he found that he had traveled through time and became Nohara Shinnosuke's non-existent brother, Nohara Hiroshi, and he had also activated the god-level sign-in system! This is my first time writing a novel, and I can't think of a good synopsis. I just pieced it all together! If I continue writing, I may continue to write a theatrical version, but it's also possible that The Eunuch...................................................................................................... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.