YOU SAID:
My grandma lives off of 7-ups
INTO JAPANESE
私のおばあちゃんはセブンアップで生活しています
BACK INTO ENGLISH
my grandma lives in seven up
INTO JAPANESE
私のおばあちゃんはセブンアップに住んでいます
BACK INTO ENGLISH
my grandma lives in seven up
That didn't even make that much sense in English.