Nearly half of Korean idol groups vanish within three years of debut, and only 3.55 percent ever sell 300,000 copies of a one album, an analysis of...

Nearly half of Korean idol groups vanish within three years of debut, and only 3.55 percent ever sell 300,000 copies of a one album, an analysis of...

SEOUL, Aug 15 — Fewer than four in every 100 K‑pop idol groups ever manage to sell 300,000 copies of a single album, according to a new long‑term industry analysis that...