creative writer
Refers to a writer who produces original literary works, such as novels or poetry, as opposed to a critic or journalist.
彼は小説家としてだけでなく、創作家としても知られている。
He is known not only as a novelist but also as a creative writer.
Compound of 創作 (そうさく, 'creation, creative work') and 家 (か, 'person, specialist').