Musta leski, joka saalisti uhrinsa treffisivustojen kautta

https://gravereviews.com/2020/11/09/chisako-kakehi-the-black-widow/

https://economictimes.indiatimes.com/magazines/panache/how-71-yr-old-serial-killer-chisako-kakehi-baited-and-preyed-on-old-lonely-wealthy-men/articleshow/61762915.cms?from=mdr 

https://www.news.com.au/world/asia/japans-black-widow-given-death-penalty-for-murders/news-story/a2c64e7c3f304991462bed828274a8f7

https://www.bbc.com/news/world-asia-57650996tsekattu

https://www.thedailybeast.com/japans-black-widow-serial-killer-chisako-kakehi-loses-death-sentence-appeal

https://www.japantimes.co.jp/news/2017/11/07/national/crime-legal/japans-black-widow-serial-killer-gets-death-sentence/