Knuckle Girl (2023) is a Action, Drama film that follows following the story of Ran, who confronts a mysterious organization by participating in a no-rules deathmatch after discovering her missing younger sister Yuzuki is involved in a crime. With danger at every corner, Ran must trade in her boxing gloves for brass knuckles. Will she save her sister? Currently, you can watch Knuckle Girl on Amazon Prime Video, Amazon Prime Video with Ads. Streaming availability may vary by country and platform over time. It has a user rating of 6.8 out of 10 from 42 votes. Fans of action movies may also want to explore similar titles below.