Japanese pachinko 슬롯머신 game is the most popular game among Japanese people, and it is a game that originated in Japan. While pinball uses a large ball, Japanese pachinko games are played using small iron balls rented from pachinko halls such as Maruhan. In Japan , pachinko games are recognized as a leisure industry and are operated legally. Pachinko has been a part of Japanese culture and a leisure industry for the past 60 years. Pachinko also has a share of nearly one-third of the Japanese entertainment and leisure market. In other words, pachinko is the most popular entertainment in Japan.