YOU SAID:
Maybe I have been here before I know this room, I've walked this floor
INTO JAPANESE
この部屋を知る前にここにいたのかもしれない、私はこの階を歩いた
BACK INTO ENGLISH
Maybe I was here before I knew this room, I walked on this floor
INTO JAPANESE
たぶん私はこの部屋を知る前にここにいて、この階を歩いた
BACK INTO ENGLISH
Maybe I was here before I knew this room and walked up this floor
INTO JAPANESE
たぶん私はこの部屋を知る前にここにいて、この階を歩いた
BACK INTO ENGLISH
Maybe I was here before I knew this room and walked up this floor
You've done this before, haven't you.