YOU SAID:
私はこれを日本語に翻訳しました!
INTO JAPANESE
私はこれを日本語に翻訳しましました!
BACK INTO ENGLISH
I have translated this to the Japanese!
INTO JAPANESE
私は日本にこれを翻訳しています!
BACK INTO ENGLISH
I have translated this to Japan!
INTO JAPANESE
私はこれを日本に翻訳しています!
BACK INTO ENGLISH
I have translated this to Japan!
You've done this before, haven't you.