Wandering Ginza Butterfly

Gang leader Nami winds up in prison after murdering a local yakuza. When she’s released three years later, she finds herself stuck in the underground world of gangs and sex clubs.
She ends up moving in with her uncle, an owner of a pool hall, and gets a hostess club job in Ginza. When yet another yakuza gang tries to muscle in on her uncle’s business, Nami takes up arms and prepares for a bloody battle.