YOU SAID:
Hi brother, what are you doing here?
INTO JAPANESE
こんにちは、兄弟。ここで何をしているんですか?
BACK INTO ENGLISH
Hello brother. What are you doing here?
INTO JAPANESE
こんにちは、兄弟。ここで何をしているんですか?
BACK INTO ENGLISH
Hello brother. What are you doing here?
That didn't even make that much sense in English.