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