お先さきに失しつ礼れいします

expression

pardon me for leaving first; excuse me for leaving before you

A set phrase used when departing a workplace, meeting, or social gathering while others remain. It acknowledges that you are leaving ahead of them and shows consideration.

• お先さきに失しつ礼れいします。お疲つかれさまでした。

  Excuse me for leaving first. Thank you for your hard work.

• まだ会かい議ぎが続つづいていますが、私わたしはお先さきに失しつ礼れいします。

  The meeting is still going on, but I'll be leaving now.