noun
newscaster; newsreader
A person who presents news on television or radio. The term is a direct loan from English and is used in the same way.
彼女は有名なニュースキャスターだ。
She is a famous newscaster.
ニュースキャスターになるには、話し方の訓練が必要だ。
To become a newscaster, training in speech delivery is necessary.