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