A shonen manga by Nakaba Suzuki (also the creator of Nanatsu no Taizai) serialized in Shonen Sunday 2007-2010. It's about a young man by the name of Akira Kongou. It follows his journey as he battles the other banchou in the 23 district project in order to stop them from taking over Japan. He meets and defeats a plethora of different banchou and befriends a few in order to stop the 23 districts project and defeat his older brother Takeshi Kongou.