2girls, abyssal_ship, arm_cannon, back-to-back, bare_shoulders, beret, black_gloves, black_serafuku, black_skirt, choker, crop_top, gloves, hand_on_another's_chest, hat, long_sleeves, midriff, multiple_girls, neckerchief, pink_eyes, pink_hair, pleated_skirt, purple_eyes, purple_hair, sailor_collar, school_uniform, serafuku, side_ponytail, skirt, weapon