1.
raising of the curtain; opening of a performance
The literal raising of the curtain at the start of a theatrical performance.
2.
beginning; start; dawn of a new era
Figuratively, the start of something significant such as a new period, movement, or chapter in history.
Usage
幕開け originally refers to the raising of a theater curtain. It is now widely used figuratively to mean the start of a significant new period or era.
Common collocations
Similar words
開幕 also means the start of a performance or event but is more commonly used for sports seasons, festivals, or formal events. 幕開け is preferred for figurative uses describing historical or cultural turning points.