共きょう著ちょ者しゃ

noun

coauthor; collaborator; joint author

Refers to a person who jointly writes or creates a work with others, typically in academic, literary, or professional contexts.

• 彼かれはその論ろん文ぶんの共きょう著ちょ者しゃです。

  He is a coauthor of that paper.

• この本ほんは3人にんの共きょう著ちょ者しゃによって書かかれた。

  This book was written by three joint authors.