She would solicit customers on the streets around Okubo Park in the seedy Kabukicho red-light district of Tokyo’s Shinjuku Ward. And that was her life until a year ago. Uru never knew her parents.

The Kabukicho area had become more crowded by 8 ... publicly asked people not to party in the area on Halloween. As a result, many began flocking to Shinjuku Ward instead last year.