After his encounter with Upper Six, Daki, Zenitsu is sure that she is a demon; however, Daki also realizes that he is a member of the Demon Slayer Corps. Shortly after, Zenitsu disappears. Tanjiro and Inosuke, who have gathered for their regular meeting, are notified of Zenitsu's disappearance by Uzui and told to leave the Entertainment District.
You could say they are
the Shadow Demon Slayer Corps.
Son los cazadores en las sombras.
Son los cazadores en las sombras.
यह हैं डीमन स्लेयर की गुप्त सेना
Pode-se dizer que são o Esquadrão 
de Exterminadores das Sombras.