expression, godan verb (-tsu)
leave one's seat; stand up from one's seat
A somewhat formal or literary expression for rising from a seated position, often used in contexts like meetings, ceremonies, or when someone departs.
会議が終わると、彼はすぐに座を立った。
When the meeting ended, he immediately left his seat.
先生が入
When the teacher entered, the students all stood up from their seats at once.