Overview
- Chisako Kakehi, dubbed the 'Black Widow,' was convicted of murdering three elderly men, including her husband, and attempting to kill a fourth between 2007 and 2013.
- She used cyanide disguised as health supplements to poison her victims, amassing nearly $9 million in inheritances and insurance payouts.
- Kakehi, 78, was found unresponsive in her cell at the Osaka Detention Center and later pronounced dead at a hospital; the cause of death remains undetermined.
- Her death sentence, upheld by Japan's Supreme Court in 2021, highlighted the calculated and cruel nature of her crimes, which targeted wealthy, childless men she met through dating agencies.
- The case, which shocked Japan, drew significant public attention during her trial and sentencing, with Kakehi unsuccessfully seeking a retrial in recent years.