1girl, android, armor, ass, belt, belt_pouch, black_hair, blue_eyes, closed_mouth, cowboy_shot, elster_(signalis), flat_ass, from_behind, gradient_background, gun, handgun, holding, holding_gun, holding_weapon, joseph_virtuoso, looking_at_viewer, looking_back, pouch, red_background, red_pupils, revolver, robot, science_fiction, short_hair, signalis, snubnosed_revolver, solo, torii, trigger_discipline, tsurime, weapon