 It looks a little bit like a mix between an arcade game and a pinball machine, but with gambling. And the people Min talked to, descendants of Korean immigrants who moved to Japan in the 1930s and 1940s, told her that when their families arrived, they were largely shut out of the formal economy. And pachinko parlors, these back alley places where people would go to gamble, were one way Korean immigrants could actually work and make money.