デビュー作さく

noun

debut work; first work

Refers to the first published or released work of an artist, writer, director, etc. Commonly used in entertainment and literary contexts.

• 彼かれのデビュー作さくは大おおきな話わ題だいを呼よんだ。

  His debut work caused a big sensation.

• この小しょう説せつは著ちょ者しゃのデビュー作さくです。

  This novel is the author's first work.