Booty Royale: Never Go Down Without a Fight!

is a Japanese manga series by Takatō Rui. It was adapted into a live-action film.

Plot
This is the story of Misora Haebaru, an 18-year-old karate expert who travelled from Okinawa to Tokyo in hopes of supporting her family. She enters the entertainment industry, but gets tricked into being a gravure idol who wears lewd clothing and is forced eventually to enter the AV world, but she won't go down without a fight.