noun
at one's request; by request; upon application
Formal term used in official, legal, or administrative contexts to indicate that an action is taken in accordance with someone's request or application. Often seen in phrases like 依願退職 (resignation at one's own request).
彼は依願退職した。
He resigned at his own request.
依願により、手続きを進めます。
We will proceed with the procedure upon your request.