Jazz on Parade (1956): The Tomboy from the Backstreets

Original title: ジャズ・オン・パレード 1956年 裏町のお転婆娘

Directed by Umetsugu Inoue

A young girl travels to Ginza and fulfills her dream of singing to help the children of a poor orphanage and is mistaken for the missing granddaughter of a wealthy and heartless businessman.