A situation in which an event or place is bustling and very well attended; prosperity or success (e.g., of an event, store).
昨日のコンサートは盛況で、立ち見が出るほどだった。
Yesterday's concert was a great success; there were so many people that some had to stand.
新しくオープンしたカフェは開店初日から盛況だ。
The newly opened café has been busy since its first day.
展示会は盛況のうちに終了した。
The exhibition ended successfully with large attendance.