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).
He resigned at his own request.
We will proceed with the procedure upon your request.
retirement at one's own request; dismissal upon request
dismissal at one's own request; voluntary resignation from a position
voluntary retirement; retirement at one's own request
Compound of 依 (rely on, request) and 願 (wish, request). The word is used in formal contexts to mean 'at one's request'.