https://en.wikipedia.org/wiki/The_Monster_with_21_Faces
The Monster with 21 Faces (かい人21面相, Kaijin Nijūichi Mensō) was a name (based on Edogawa Rampo's fictional villain "The Fiend with Twenty Faces") used as an alias by the group responsible for the blackmail letters in the Glico Morinaga case in Japan, in 1984. Variations of the name's translation, including "the Mystery Man with the 21 Faces" and "the Phantom with 21 Faces

https://allthatsinteresting.com/monster-with-21-faces
The Glico Morinaga kidnapping and blackmail case is one of the most notorious mysteries in Japan's modern history. Then, a mysterious entity called "The Monster With 21 Faces" threatened to poison Japanese candies — and did. For a year and a half in the 1980s, this elusive group terrorized two Japanese candy companies, Ezaki Glico and

https://en.wikipedia.org/wiki/Glico_Morinaga_case
Meanwhile, the Monster with 21 Faces sent letters to the media, taunting police efforts to capture the culprit(s) behind the scare. An excerpt from one such letter, written in hiragana and with an Osaka dialect, reads, Dear dumb police officers. Don't tell a lie. All crimes begin with a lie as we say in Japan.

https://www.historicmysteries.com/major-crimes/monster-21-faces/1240/
Threats From The Monster of 21 Faces. On May 10, of the same year, Ezaki Glico received a threatening letter signed by "The Monster with 21 Faces," stating packages of Glico candies had been laced with potassium cyanide. After some discussion, authorities decided to pull all Glico candies from grocery stores throughout Japan.

https://www.monsterwith21faces.com/case-summary-overview
Monster with 21 faces. ^^^^^ That same day on October 7th convenience stores and super markets in Hyogo, Osaka and Kyoto also find poisoned Morinaga products on their shelves. All of the cyanide laced sweets were identified by the note attached to each of them. "This has poison in it. If you eat it you will die. Monster with 21 faces".

https://www.grunge.com/232127/the-bizarre-mystery-of-the-monster-with-21-faces/
The Monster with 21 Faces was a Zodiac-type of criminal who taunted Japanese police with letters. He was not a serial murderer, though, but an apparent poisoner of candy and snacks made by food manufacturers such the Osaka-based Gilco company (maker of the popular pretzel-and-chocolate sticks, Pocky). He, or they, were never apprehended, and

https://theghostinmymachine.com/2019/08/12/unresolved-the-monster-with-21-faces-the-glico-morinaga-case-and-the-candy-poisoning-incident-of-1984-kidnapping-katsuhisa-ezaki-extortion-unsolved-fox-eyed-man-video-man/
As the Monster With 21 Faces predicted, numerous copycat crimes have been carried out in the decades since the original case, including one as recent as 2014. They're not always — and, in fact, usually aren't — successful; they do, however, still occur. No doubt those behind them wish to share in the Monster With 21 Faces' notoriety.

https://www.atlasobscura.com/articles/the-1980s-crime-ring-that-poisoned-japans-candy-and-never-got-caught
The "Mystery Man with 21 Faces" mocked the police ruthlessly and stocked Japan's supermarkets with cyanide-filled candy. To this day, no one knows who they were. by Cara Giaimo October 3, 2016

https://www.monsterwith21faces.com/about
The Monster with 21 Faces (かい人21面相, Kaijin Nijūichi Mensō) was a criminal group who terrorized Japan from March 1984 to August 1985 and well beyond. They committed many crimes including Attempted Murder, Kidnapping for Ransom, Burglary Injury, Non-Residential Building Arson, Attempted Extortion an

https://www.japanpowered.com/history/kidnapping-extortion-and-cyanide-laced-candy-the-strange-case-of-the-monster-with-21-faces
The Monster with 21 Faces sent letters to Osaka news agencies addressed to "Moms of the Nation," claiming that Morinaga candy had been spiked with cyanide and placed in random stores all over Japan. Amid growing fear, searches lasting until February the following year turned up 21 packages of tainted candy. The criminals had helpfully

https://www.monsterwith21faces.com/who-was-the-foxeyed-man
The Monster With 21 Faces was never caught and their crimes have reached the statute of limitations in Japan. They also never collected any of the ransom demands they made. In their crime spree lasting from March 18th 1984 to August 12th 1985 they committed Attempted Murder, Kidnapping for Ransom, Burglary Injury, Non-Residential Building Arson

https://www.ranker.com/list/monster-with-21-faces-facts/jodi-smith
A group or person who called themselves "The Monster With 21 Faces" menaced Japan with taunting letters sent to the police and media outlets. The nightmare started in 1984 when the Monster captured the president of Ezaki Glico, a company known for its sweets, and threatened to contaminate its products.

https://www.youtube.com/watch?v=LFP1fs_JMGU
Prepare to enter a world of corporate espionage, kidnapping, cryptic letters, and poisoned candy as we explore the unsolved cold case of "The Monster With 21

https://medium.com/illumination/trouble-in-tokyo-the-syndicate-known-as-the-monster-with-21-faces-7183a7beb4cd
The Monster with 21 Faces got its name from the 1936 children's story written by Japanese author Edogawa Rampo titled "The Mystery Man with the Twenty Faces". The story tells the tale of a

https://www.japan-talk.com/jt/new/monster-with-21-faces
The Monster with 21 Faces attracted a media frenzy in Japan as well as international news attention. The case has never been solved and the statute of limitations has run out on the case. There are numerous urban legends circulating about the identity of the Monster such as North Korean agents. If you enjoyed this article, please share it.

https://www.monsterwith21faces.com/episode-1
Episode 1 of the podcast "The Monster with 21 Faces". An 8-episode series detailing the Glico-Morinaga case from Japan.

https://tunein.com/podcasts/True-Crime/The-Monster-with-21-Faces-p1378735/
The Monster with 21 Faces (かい人21面相, Kaijin Nijūichi Mensō) was a criminal group who terrorized Japan from March 1984 to August 1985 and well beyond. They committed many crimes including Attempted Murder, Kidnapping for Ransom, Burglary Injury, Non-Residential Building Arson, Attempted Extortion and many Postal Law Violations.

https://www.youtube.com/watch?v=mqxHzWJlqps
Who's really behind these cryptic candy-centric crimes? Credits: https://www.buzzfeed.com/bfmp/videos/124520Welcome to the BuzzFeed Unsolved Network! This ch

https://unresolved.me/the-monster-with-21-faces
The Monster With 21 Faces. Through 1984 and 1985, a mysterious group calling itself "The Monster With 21 Faces" waged an extortion and blackmail campaign against numerous Japanese companies (often referred to as the "Glico-Morinaga Case"). More than three decades later, the motives and identities of this bizarre group remain unknown.

https://podcasts.apple.com/us/podcast/the-monster-with-21-faces/id1537670873
The Monster with 21 Faces (かい人21面相, Kaijin Nijūichi Mensō) was a criminal group who terrorized Japan from March 1984 to August 1985 and well beyond. They committed many crimes including Attempted Murder, Kidnapping for Ransom, Burglary Injury, Non-Residential Building Arson, Attempted Extortion and many Postal Law Violations.

https://www.monsterwith21faces.com/letter-11-26-84
The last letter sent by The Monster With 21 Faces was received on August 12th 1985, days after the August 7th suicide of Shoji Yamamoto head of Shiga Prefectural Police. It was suspected Yamamoto commited suicide in part due to shame for his subbordinate officers actions when on November 14th 1984, a suspicious man in a stolen station wagon and

https://www.imdb.com/title/tt14982260/
The Menacing Case of the Monster with 21 Faces: Directed by Katie LeBlanc. With Ryan Bergara, Shane Madej. Who's really behind these cryptic candy-centric crimes?

https://www.monsterwith21faces.com/
For over 35 years "The Monster with 21 Faces" has haunted Japan, long after its arrival in March 1984 and disappearance in August 1985. In what is known as the "Glico-Morinaga" case the criminal gang commited: Attempted Murder, Kidnapping for Ransom, Burglary Injury, Non-Residential Building Arson, Attempted Extortion and many Postal Law Violations.