noun
official letter; formal letter
Rare term used primarily in internal company correspondence or very formal written communication. Not used in everyday conversation.
社内では、重要な通知は公簡で回覧される。
Within the company, important notices are circulated as official letters.
取引先に送る公簡の書式を確認する。
Check the format of the official letter to be sent to the business partner.
Compound of 公 (official, public) and 簡 (simplified, letter). The exact historical derivation is uncertain; the spelling is conventionally associated with formal correspondence.