also: アイディアマン
noun
idea man; ideas person
Refers to someone who is good at coming up with ideas, often in a business or creative context. A loanword from English, used as a noun.
彼は会社のアイデアマンとして知られている。
He is known as the idea man of the company.
新しいプロジェクトにはアイデアマンが必要だ。
We need an ideas person for the new project.