Junko Furuta was a 17-year-old Japanese high school student who was abducted, raped, tortured, and murdered. Her abuse was mainly perpetrated by four male teenagers—Hiroshi Miyano (18), Jō Ogura (17), Shinji Minato (16), and Yasushi Watanabe (17)—and took place over a 40-day period starting on 25 November 1988.