expression, adverb
on closer look; upon closer inspection; when you look carefully
Used to introduce a new observation or realization after a more careful look, often contrasting with a first impression.
よく見ると、その絵は本物ではなかった。
On closer look, the painting wasn't genuine.
よく見ると、彼女は泣いていた。
When I looked more carefully, I realized she was crying.