JLPT N1
～と見るや（とみるや）
at the sight of; upon seeing; as soon as
Structure / Usage
Verb (dictionary form) + と見るや
Example Sentences
先生の姿を見るや、子供たちは静かになった。
At the sight of the teacher, the children became quiet.
チャンスが来たと見るや、彼はすぐ行動した。
As soon as he saw the chance, he acted immediately.