The Hanseong Baekje Museum in Seoul advertises extended hours 15 September–30 November 2026. During this period, it stays open until 21:00 on Tuesdays, Wednesdays, Fridays, Saturdays and Sundays; usual hours are 09:00–18:00. Thursdays are not among the listed late-opening days. Permanent galleries are free, though some special exhibitions charge. Regular closures include Mondays and 1 January. Gallery renovations may affect which rooms are accessible, so recheck individual exhibition notices.