2girls, bandages, black_hair, black_headwear, blush, braid, etorofu_(kancolle), fang, feet_out_of_frame, green_eyes, grey_background, groin, halloween, halloween_costume, hat, kantai_collection, long_hair, matsuwa_(kancolle), multiple_girls, navel, open_mouth, purple_eyes, red_hair, short_hair, simple_background, skin_fang, smile, thighhighs, twin_braids, uut, white_thighhighs, witch_hat