空想

くうそう

daydream, fantasy

JLPT N2

Character Breakdown

Understanding 空想

The word 空想 (くうそう) refers to daydreams or fantasies—thoughts and imaginations that are not grounded in reality. It is often used to describe imaginative or unrealistic ideas someone might have.

Usage and Nuance

空想 is commonly used in both casual and formal contexts to talk about imaginative thinking, often with a nuance that these thoughts are not practical or realistic. It can describe harmless daydreaming or more elaborate fantasies.

Common Collocations

  • 空想の世界 (くうそうのせかい): "world of fantasy" — used to describe an imaginary or dreamlike place.
  • 空想にふける (くうそうにふける): "to indulge in fantasy" — used when someone is deeply absorbed in their daydreams.
  • 空想だけでは (くうそうだけでは): "only by fantasy" — often used to contrast fantasy with reality or practical action.

Tips for Learners

When using 空想, be aware that it often implies a contrast with reality or practicality. Avoid confusing it with 現実 (げんじつ), which means "reality." Also, 空想 is more about mental imagery or daydreaming rather than deliberate planning or creative writing, which might use other words.

Using 空想 in conversation can express a playful or imaginative mood, but be careful not to imply that someone's ideas are foolish unless the context clearly supports that meaning.

Example Sentences

かれはよくくうそうのせかいにいりこむ。

He often gets lost in a world of fantasy.

くうそうだけではもんだいはかいけつしない。

Problems cannot be solved by fantasy alone.

こどものころはくうそうのともだちとあそんでいた。

When I was a child, I used to play with imaginary friends.