expression, suru verb (irregular)
play a leading role; play a central part
Used when someone or something is the main focus or driving force in an activity, project, or event. Often appears as ～を中心とする or ～を中心として.
彼はプロジェクトを中心としてチームをまとめた。
He brought the team together with the project as the central focus.
この会議では環境問題を中
At this conference, discussions centered on environmental issues took place.