公こう開かい日ひ

noun

release date; publication date; opening day

Refers to the date when something becomes publicly available, such as a movie, game, book, or event. Can also mean the first day a facility or service opens to the public.

• 新しん作さく映えい画がの公こう開かい日びは来らい月げつの金きん曜よう日びです。

  The release date for the new movie is Friday next month.

• この美び術じゅつ館かんの公こう開かい日びはまだ決きまっていません。

  The opening day of this museum hasn't been decided yet.