スペシャルイベント

noun

special event; one-time event

A loanword from English, used in Japanese for a planned occasion that is out of the ordinary, such as a promotional event, a limited-time gathering, or a unique celebration.

• 今こん週しゅう末まつ、デパートでスペシャルイベントがあります。

  There will be a special event at the department store this weekend.

• このコンサートは一いち度ど限かぎりのスペシャルイベントです。

  This concert is a one-time special event.