The “Twitter Killer” of Japan. — On Halloween 2017, the Japanese police made a macabre discovery: 27-year-old Takahiro Shiraishi was hiding the dismembered, rotting corpses of nine people in his 13.5 squared-meter loft apartment in Zama, near Tokyo. Shiraishi kept the human remains of his victims, eight female and one male, aged 15–26, in a set…