SLG Where You Just Play Baseball Fist with Girls Everywhere

Yakyuken battle DA with school girls possessed by ghosts who love Yakyuken! - One day, the main character (you) is patrolling the school and discovers a high school girl making a fuss in the hallway. - A female student suddenly suggests, "Let's play Yakyuken with me." - I don't know the circumstances, but you were thinking about what would happen after that, - and you stepped into a Yakyuken battle.​