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