YOU SAID:
You are the reason to smile
INTO JAPANESE
あなたが微笑する理由です。
BACK INTO ENGLISH
That's why you have to smile.
INTO JAPANESE
だからこそ笑顔を。
BACK INTO ENGLISH
That's why the smile.
INTO JAPANESE
だからこそ、笑顔。
BACK INTO ENGLISH
That's why the smile.
You've done this before, haven't you.