前まえ宣せん伝でん

noun

advance publicity; pre-promotion

Refers to publicity or promotional activities carried out before a main event, product launch, or campaign.

• 新しん商しょう品ひんの前まえ宣せん伝でんが始はじまった。

  Advance publicity for the new product has begun.

• 映えい画がの前まえ宣せん伝でんをテレビでよく見みかける。

  I often see pre-release promotion for the movie on TV.