Kenka Bancho: Badass Rumble, released in 2009, is an action-packed beat 'em up game for the PlayStation Portable (PSP). Players assume the role of a high school student who aims to become the top bancho (delinquent leader) by defeating rivals across Japan during a school trip. The game features an open-world environment, a variety of fighting techniques, and a unique time-management system that influences the story's progression.