noun
An official title for a person responsible for public relations, often in government or corporate settings.
彼は市役所の広報官として働いている。
He works as a public relations officer at the city hall.
広報 refers to public relations or publicity in general, while 広報官 specifically denotes the officer or person in charge of such activities.
Compound of 広報 (public relations) and 官 (official, officer).