noun, noun which may take the genitive case particle 'no'
best qualified person; most suitable person
Used when identifying the single most appropriate candidate for a role, task, or position. Often appears in formal or evaluative contexts.
このプロジェクトのリーダーには彼が最適任者だ。
He is the best qualified person to lead this project.
最適任者を選ぶために面
We conducted interviews to select the most suitable person.