STURMER, North Asia correspondent Jake; SETAGAYA, Yumi Asada in. The faceless killer who slaughtered an entire family and then vanished for two decades. ABC News [online]. 2019-12-29 [cit. 2020-08-15]. Dostupné online. (anglicky)
archive.today
Setagaya family murders remain unsolved 15 years later ‹ Japan Today:…. archive.vn [online]. 2016-07-26 [cit. 2020-08-15]. Dostupné v archivu pořízeném z originálu dne 2016-07-26.
Japanese police on 14-year manhunt for cruel murderer. www.donga.com [online]. [cit. 2020-08-15]. Dostupné online. (anglicky)
japantoday.com
New book claims to shed light on Setagaya family murders in 2000. Japan Today [online]. [cit. 2020-08-15]. Dostupné online. (anglicky)
Setagaya family murders remain unsolved 15 years later ‹ Japan Today:…. archive.vn [online]. 2016-07-26 [cit. 2020-08-15]. Dostupné v archivu pořízeném z originálu dne 2016-07-26.
Setagaya family murders remain unsolved 17 years later - Japan Today. web.archive.org [online]. 2018-05-23 [cit. 2020-08-15]. Dostupné v archivu pořízeném z originálu dne 2018-05-23.
mainichi.jp
Police vow to solve 2000 murder of Tokyo family. Mainichi Daily News. 2015-12-31. Dostupné online [cit. 2020-08-15]. (anglicky)
MPD pledges to solve 2000 murder of Tokyo family of 4. Mainichi Daily News. 2017-12-31. Dostupné online [cit. 2020-08-15]. (anglicky)
Family's Killer May Have Left Home at Night" - The Daily Yomiuri (Toyko, Japan), December 13, 2014 | Online Research Library: Questia Reader. www.questia.com [online]. [cit. 2020-08-15]. Dostupné v archivu pořízeném z originálu dne 2020-11-11.
web.archive.org
Family's Killer May Have Left Home at Night" - The Daily Yomiuri (Toyko, Japan), December 13, 2014 | Online Research Library: Questia Reader. www.questia.com [online]. [cit. 2020-08-15]. Dostupné v archivu pořízeném z originálu dne 2020-11-11.
Setagaya family murders remain unsolved 17 years later - Japan Today. web.archive.org [online]. 2018-05-23 [cit. 2020-08-15]. Dostupné v archivu pořízeném z originálu dne 2018-05-23.