YOU SAID:
qwertryuioopasdfghjklzxcvbnm
INTO JAPANESE
qwertryuioopasdfghjklzxcvbnm
BACK INTO ENGLISH
qwertryuioopasdfghjklzxcvbnm
INTO JAPANESE
qwertryuioopasdfghjklzxcvbnm
BACK INTO ENGLISH
qwertryuioopasdfghjklzxcvbnm
You've done this before, haven't you.