事じ前ぜん予よ約やく要よう

noun

advance reservation required

Used in notices, signs, or instructions to indicate that a prior booking is necessary. Often seen at restaurants, events, or services.

• このレストランは事じ前ぜん予よ約やく要ようです。

  This restaurant requires advance reservations.

• イベント参さん加かは事じ前ぜん予よ約やく要ようとなっております。

  Participation in the event requires advance booking.