The Busan Metropolitan City has issued an administrative order banning private gatherings of 5 or more people in the Busan area from July 21 to August 1, 2021.
Ban on private gatherings of 5 or more people
*Except when immediate family are gathering (including long-distance family gatherings during vacation, weekends and more.); when a person is about to pass away requiring the family to gather; when the families of the bride and groom have a meeting (gatherings of up to 8 persons to be allowed); when it is required for the care of children, the elderly, or the disabled (including care giver); when people gather for games at sports facilities with the facility’s manager.
https://www.busan.go.kr/covid19/GosibbsView.do?sno=52829&gosiGbn=N&curPage=1 (Korean)