noun
dreamer; daydreamer; visionary
Refers to a person who indulges in fantasies or idealistic visions, often with a nuance of being impractical or detached from reality.
彼は空想家で、いつも現実離れした計画を話している。
He is a dreamer, always talking about unrealistic plans.
空想家の彼女は、小説
As a daydreamer, she loves writing novels.