YOU SAID:
waiting for the bathroom s,ell out after grandma
INTO JAPANESE
おばあちゃんの後にバスルームを待っている
BACK INTO ENGLISH
Waiting for the furo after grandma
INTO JAPANESE
おばあちゃんの後の風呂を待っています
BACK INTO ENGLISH
Waiting for the bath after grandma
INTO JAPANESE
おばあちゃんの後のお風呂を待っています
BACK INTO ENGLISH
Waiting for a bath after grandma
INTO JAPANESE
おばあちゃんの後のお風呂を待っています
BACK INTO ENGLISH
Waiting for a bath after grandma
That didn't even make that much sense in English.