〜折に ori ni
〜折に（ori ni）means “on the occasion of; when”. A somewhat formal expression meaning 'on the occasion of' or 'when'. Formation: V-る／V-た＋折に、N＋の＋折に
on the occasion of; when
N2Formation
V-る／V-た＋折に、N＋の＋折に
Explanation
A somewhat formal expression meaning 'on the occasion of' or 'when'. It marks a good or special opportunity for doing something, often used in polite speech and writing such as greetings, letters and announcements.
Examples
Note
More formal than 〜とき. Often appears in set polite phrases like 上京の折に / お近くにお越しの折に.
FAQ
〜折に — what does it mean and how is it used?
on the occasion of; when. A somewhat formal expression meaning 'on the occasion of' or 'when'. It marks a good or special opportunity for doing something, often used in polite speech and writing such as greetings, letters and announcements.
〜折に — how do you form it?
V-る／V-た＋折に、N＋の＋折に
〜折に — any usage notes?
More formal than 〜とき. Often appears in set polite phrases like 上京の折に / お近くにお越しの折に.