A rebroadcast or rerun of a previously aired TV or radio program; also refers to the broadcast itself.
あの人気ドラマが明日の夜に再放送されるよ。
That popular drama will be rebroadcast tomorrow night.
子どものころ見たアニメが再放送されていて懐かしかった。
An anime I watched as a child was being rebroadcast, and it felt nostalgic.
放送局は災害特番の録画を後日再放送する予定だ。
The broadcaster plans to rebroadcast the recorded special on the disaster at a later date.