1.
staged event, setup, hoax
Something that is presented as real or spontaneous but is actually prearranged or scripted. Often used to criticize deceptive practices in media, entertainment, or events.
Etymology
From the verb やらせる (to make someone do), implying that participants were directed to act.
Usage
Most commonly used in the context of TV shows, documentaries, and online content that are revealed to have been scripted or manipulated. Carries a strongly negative connotation of deception.