YOU SAID:

I wanna go home, becuase i need to use the restroom

INTO JAPANESE

私はトイレを使う必要があるので家に帰りたい

BACK INTO ENGLISH

I want to go home because I need to use a toilet

INTO JAPANESE

私はトイレを使う必要があるので帰宅したい

BACK INTO ENGLISH

I want to go home because I need to use a toilet