Kenka Banchou Otome: Girl Beats Boys
Orphan heroine Hinako Nakayama suddenly reunites with her twin brother Hikaru, who asks her to take his place at Shishiku Academy, a private boys school infamous for its rough-and-tumble student body.
Being the child of a powerful Yakuza family, the Onigashima, Hikaru is obligated to become the leader of Shishiku Academy. Hinako will have to hide her identity and fight to control the school.
How will Hinako deal with a school full of handsome boys who let their fists do the talking rather than talk about their feelings?