YOU SAID:

Miles is a exremely self fufilled in himself

INTO JAPANESE

マイルズは自分の中で極めて自己満足的な人物である。

BACK INTO ENGLISH

Miles is the most self-sufficient person in himself.

INTO JAPANESE

マイルズは自分の中で最も自給自足できる人物だ。

BACK INTO ENGLISH

Miles is the most self-sufficient person in the world.

INTO JAPANESE

マイルズは世界で最も自給自足できる人物です。

BACK INTO ENGLISH

Miles is the most self-sufficient person in the world.