noun
radio personality; radio presenter
Refers to a host or regular personality on a radio program, often with a distinct on-air character.
彼は人気のラジオパーソナリティとして知られている。
He is known as a popular radio personality.
ラジオパーソナリティになるには、話術だけでなく幅広い知識も必要だ。
To become a radio personality, you need not only speaking skills but also broad knowledge.