YOU SAID:
Hello, I am Sir Mustache.
INTO JAPANESE
こんにちは、私はMustache卿です。
BACK INTO ENGLISH
Hello, I am Mr. Mustache.
INTO JAPANESE
こんにちは、私はMr. Mustacheです。
BACK INTO ENGLISH
Hello, I am Mr. Mustache.
That didn't even make that much sense in English.