YOU SAID:

Hey what are you up to

INTO JAPANESE

ねえ、あなたは何をしているの

BACK INTO ENGLISH

hey what are you doing

INTO JAPANESE

何やってんの

BACK INTO ENGLISH

What are you doing

INTO JAPANESE

何してるの

BACK INTO ENGLISH

what are you doing

INTO JAPANESE

何してるの

BACK INTO ENGLISH

what are you doing