farewell exhibition; retrospective exhibition
An exhibition held to commemorate someone's retirement, often showcasing their work or career. Used in contexts such as artists, professors, or public figures leaving a position.
The professor's farewell exhibition was held at the university museum.
The painter gathered representative works for the retrospective exhibition.
Compound of 退任 (たいにん, 'retirement from a post') + 展 (てん, 'exhibition').