関かん係けい各かく位い

expression

to whom it may concern

A formal salutation used at the beginning of business letters, emails, or announcements addressed to multiple relevant parties. It is a set phrase, not used in spoken conversation.

• 関かん係けい各かく位い、平へい素そより大たい変へんお世せ話わになっております。

  To whom it may concern, thank you for your continued support.

• 本ほん件けんについて、関かん係けい各かく位いにご連れん絡らく申もうし上あげます。

  We are writing to inform all concerned parties about this matter.