Overview
- - The Korea Heritage Service will shut Gyeongbokgung Palace and the National Palace Museum on March 21, with the National Museum of Korean Contemporary History closed and Sejong Center performances canceled that day.
- - Police planning assumes up to 260,000 people could fill areas extending toward Sungnyemun, with special units, counterterrorism measures and zone-by-zone crowd supervision readied.
- - BigHit will admit roughly 13,000 ticket holders to a fenced core zone at the stage, the concert remains free for the wider public and large screens will serve non-ticketed viewers as Netflix carries the livestream.
- - Seoul outlines 27,000 seats along the corridor from Gwanghwamun Square to Taepyeong-ro, secures 894 public restrooms plus mobile toilets and may direct trains to pass Gwanghwamun, Gyeongbokgung and City Hall stations without stopping based on conditions.
- - Formal safety steps include a March 11 Interior Ministry crowd-safety meeting, a city information site launching the same day, joint inspections on March 19–20 and cautions about overnight camping that police say are hard to enforce against.