as (i.e. in the role of); for (i.e. from the viewpoint of)
apart from ... (used to change the topic)
even (e.g. "not even a single person")
thinking that ...; trying to ...
彼は医者として働いている。
He is working as a doctor.
日本の代表として参加した。
I participated as a representative of Japan.
趣味として絵を描いています。
I paint as a hobby.