ichidan verb, transitive verb, intransitive verb
Transitive use: close something such as a book, eyes, a lid-like opening, a computer window, or a meeting/session. Often fits things that are open in a spread-out or ongoing state.
本を閉じて、机の上に置いた。
I closed the book and put it on the desk.
Close your eyes and breathe in slowly.
司会者は予定どおり会議を閉じた。
The chair closed the meeting as scheduled.
ichidan verb, transitive verb, intransitive verb
Intransitive use: something closes or shuts by itself or as a result of an action. Common with doors, shutters, screens, flowers, and similar openings or open states.
エレベーターのドアが静かに閉じた。
The elevator doors closed quietly.
夕方になると、この花は閉じる。
This flower closes in the evening.