Shūhei Saitō's manga that was launched in Akita Shoten's Monthly Shōnen Champion's December issue on November 6. Takahashi Hiroshi is credited as the original creator of the manga.
For the list of characters that appeared in this manga, click here.
The manga tells origins of Hōsen Academy, a rival of the strongest delinquent school Suzuran. The story takes place one year before the school's founding and focuses on Terakado Butta. A line accompanying the announcement reads "The secret origin story of the 'Killer Army'."