In Japan, "women-only" cars (between 6:57AM-9:00AM) were introduced to combat lewd conduct, particularly groping (chikan). (Note: Women-only cars had been in operation in Japan as early as 1912 on the present day Chuo Main Line. The cars, known as Hana-Densha (花電車, lit. "flower train".) You know it DOESN'T say No Monkeys!?... Hello ladies...