Yuyama Shinya is a former member of the yakuza in Japan. He says he was arrested 11 times, as a juvenile and adult, and has served eight years in prison. He says he joined the mob when he was 18 and served in several positions before leaving in 2012. He speaks with Insider about the ways the yakuza makes money, such as extortion and protection rackets. He discusses the initiation ceremonies and rules of membership as well as the ties the yakuza has to other crime groups, such as the triads and Russian organized crime. Since leaving the yakuza, Yuyama has run a YouTube channel and run for political office on a platform of prison reform. Find out more here: https://instagram.com/shinyayuyama MORE HOW CRIME WORKS VIDEOS: How Serial-Killer Investigations Actually Work | How Crime Works | Insider https://youtu.be/GHLYtKi0xJI How The Hells Angels Actually Works | How Crime Works | Insider https://youtu.be/lyTxdT4u60I How Crystal Meth Labs Actually Work | How Crime Works | Insider https://youtu.be/H533rjo0CGQ ------------------------------------------------------ #Japan #HowCrimeWorks #Insider Insider is great journalism about what passionate people actually want to know. That’s everything from news to food, celebrity to science, politics to sports and all the rest. It’s smart. It’s fearless. It’s fun. We push the boundaries of digital storytelling. Our mission is to inform and inspire. Visit our homepage for the top stories of the day: https://www.insider.com Insider on Facebook: https://www.facebook.com/insider Insider on Instagram: https://www.instagram.com/insider Insider on Twitter: https://twitter.com/thisisinsider Insider on Snapchat: https://www.snapchat.com/discover/Insider/2708030621 Insider on TikTok: https://www.tiktok.com/@insider How The Yakuza Actually Works | How Crime Works | Insider