doorstop interview; on-the-move interview
A Japanese media term for an informal, often impromptu interview where reporters surround a public figure (e.g., a politician) in a hallway or on the move, asking questions for quick, off-the-cuff responses. The name literally means 'hanging-on interview'.
The prime minister gave a doorstop interview in the Diet hallway.
The reporters attempted an on-the-move interview with the minister.
記者会見 is a formal press conference. ぶら下がり取材 is an impromptu, less structured interview, typically without a podium or formal setting.
Compound of ぶら下がり (hanging, dangling) and 取材 (news gathering, interview). The term evokes the image of reporters 'hanging onto' a moving public figure to get comments.