遺い憾かんながら

expression

unfortunately; I regret to say; I'm sorry to say

Formal expression used to preface an unfortunate statement or outcome. Often used in business or official contexts.

• 遺い憾かんながら、その提てい案あんは受うけ入いれられません。

  Unfortunately, we cannot accept that proposal.

• 遺い憾かんながら、本ほん日じつのイベントは中ちゅう止しとなりました。

  I regret to say that today's event has been cancelled.