The Akihabara massacre (Japanese: 秋葉原通り魔事件, Hepburn: Akihabara Tōrima Jiken) was an incident of mass murder that took place on 8 June 2008, in the Akihabara shopping quarter in Chiyoda, Tokyo, Japan. The perpetrator, 25-year-old Tomohiro Katō (加藤 智大, Katō Tomohiro) of Susono, Shizuoka,[1][2] drove into a crowd with a rented truck, initially killing three people and injuring two; he then stabbed at