関かん係けい者しゃ各かく位い

expression

to whom it may concern; to all parties concerned

A formal salutation used in business letters, emails, or announcements addressed to multiple relevant recipients. Conveys respect and is typical in official or corporate contexts.

• 関かん係けい者しゃ各かく位い、この度たびはお忙いそがしい中なかご参さん集しゅういただきありがとうございます。

  To all concerned, thank you for taking time out of your busy schedules to attend.

• メールの冒ぼう頭とうに「関かん係けい者しゃ各かく位い」と書かいて送そう信しんした。

  I sent the email with 'To whom it may concern' at the beginning.