キュンとする

きゅんとする
expression
to feel one's heart flutter, to be moved, to feel a pang
1. to feel one's heart flutter, to be moved romantically
A mimetic expression describing the tight, fluttering feeling in one's chest when experiencing romantic attraction or a touching moment.
(かれ)笑顔(えがお)にキュンとした。
My heart fluttered at his smile.
キュンとくる瞬間(しゅんかん)
A moment that makes your heart skip a beat.
そのセリフ、キュンとするね。
That line is so heart-fluttering.
(ひさ)しぶりにキュンとする恋愛(れんあい)ドラマを()た。
I watched a romance drama that made my heart flutter for the first time in a while.

キュンとする uses the mimetic キュン to express the squeezing or tightening sensation in the chest associated with romantic feelings. It's particularly popular among younger speakers and in discussions of romance.

Variations:

  • キュンとくる (same meaning, more casual)
  • (むね)がキュンとする (chest feels flutter)
  • キュンキュンする (emphatic/repeated form)

Popular usage:

  • Very common in romance manga, anime, and drama discussions
  • Often used on social media to describe cute or romantic moments
  • The noun form キュン describes the feeling itself