Check private Korean trackers (Avistaz) or public archives (Internet Archive) using the exact string “Peppermint Candy 1999 DVDRip” . For the “saoc top” spec, try searching forums like Snahp or FanSubs Wiki.

boutique label (like Metrograph or Kino Lorber) that offers the best restoration. Provide a list of similar Korean "New Wave" films from that era. right now?