1boy, 2girls, 4koma, ako_(blue_archive), blue_archive, blush, breasts, bubble_blowing, chewing_gum, clipboard, closed_eyes, coat, comic, floating, fur-trimmed_coat, fur_trim, glasses, greyscale, gun, hair_ornament, hair_ribbon, hairband, halo, handgun, hina_(blue_archive), horns, indoors, long_hair, luger_p08, medium_breasts, monochrome, multiple_girls, multiple_horns, open_mouth, pencil_skirt, problem_solver_sensei_(blue_archive), ribbon, sensei_(blue_archive), sideboob, skirt, sweat, tori_udon, very_long_hair, weapon