A notorious Japanese serial killer known as the “Black Widow” has died on death row while awaiting execution for poisoning multiple elderly men with cyanide to get nearly $9 million in inheritances.

A Japanese death-row inmate, dubbed the "Black Widow" after she used cyanide to kill her elderly lovers, has died in a detention center at age 78, officials said on Friday. Chisako Kakehi was ...

When Japan's notorious "black widow" serial killer admitted to murdering her husband for his money, she told a court she would laugh in the face of a death sentence. "Even if I were executed tomorrow, ...