JLPT N1
～ものを
if only; I wish; regret that something didn't happen
Structure / Usage
Verb (ば / たら-form) + いいものを
Example Sentences
早く言えばよかったものを。
If only you had said it sooner.
もっと勉強すればいいものを、遊んでばかりいた。
If only he had studied more, but he did nothing but play.