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