also: アナウンサ
noun
announcer; presenter; broadcaster
General term for a person who presents or announces on TV, radio, or at events. Covers news anchors, sports commentators, and event MCs.
彼女はテレビのアナウンサーになりたいと思っている。
She wants to become a TV announcer.
ラジオ
The radio announcer read the news.
noun
variety show reporter; on-location TV talent
Refers specifically to TV station employees who appear on variety shows, often doing light-hearted on-location reports or fluff pieces, distinct from serious news announcers.
そのアナウンサーはバラエティ番組で街のスイーツを紹介していた。
The announcer was introducing local sweets on a variety show.