This is the 3049th most frequent Japanese word.
ライバー
"ライバー" refers to a live streamer who broadcasts content online.
Here, ライバー refers to an individual who streams live content online, commonly on platforms like YouTube or Twitch.
このライバーは歌がとても上手です。
This live streamer is very good at singing.
In this sentence, ライバー is used to describe someone who has recently started to perform live streaming activities.
私は新しいライバーの配信をフォローしました。
I followed the stream of a new live streamer.
Here, ライバー is used to talk about the occupation or activity of being a live content streamer.