new singer
Refers to a singer who has recently debuted or is new to the music scene. Often used in entertainment news and talent show contexts.
その新人歌手はデビュー曲で一躍有名になった。
That new singer became famous overnight with their debut song.
新人歌手の発掘オーディションが開かれる。
An audition to discover new singers will be held.
新人 is a general term for a newcomer or rookie in any field, while 新人歌手 specifically refers to a new singer.
歌手 means 'singer' in general, without the nuance of being new or recently debuted.
Compound of 新人 (newcomer) + 歌手 (singer).