- Ka (科 section, department?) can also be translated as "family", but only if used in taxonomy.
- In Episode 1, KY mentioned Sutegoro Koko, Yasagure Gakuin, and Mukatsuki Kougyou as several other schools taken down by Gekioko. St. Street Fight High School's green school flag can also be seen in Episode 1, behind Zakoboss.
|Kango-ka||Antonio | Coby|
Tsurishi | KY | Zakoboss
Demekin | Red