Kanae Kijima (木嶋 佳苗, Kijima Kanae, born November 27, 1974), known as The Konkatsu Killer, is Japanese fraudster and serial killer, convicted for poisoning three would-be husbands and suspected of four more, spanning from 2007 to 2009. She was given her nickname for her frequenting of "konkatsu" (marriage-hunting) websites, with her case also being called with similar names (ex. Konkatsu Killings Case, etc.).