Simplify the following text for a Grade 2 native English-speaking person.
Original: Crayon Shin-chan ( ã ã ã ã ã -- ã `` ã ã ã `` , Kureyon Shin-chan , also known as Shin-chan in the United States ) is a Japanese manga and anime series written by Yoshito Usui .
Simplified: ( '' ã ã ã ã ã ã ã '' ) instead of `` I 'm home ! ''