1girl, armpits, arms_behind_head, azur_lane, black_leotard, breasts, clothing_cutout, covered_navel, crescent_moon, cross, curled_horns, demon_horns, demon_tail, elbow_gloves, glasses, gloves, gneisenau_(azur_lane), gneisenau_(nightmarish_succubus)_(azur_lane), grey_hair, halloween_costume, highleg, highleg_leotard, horns, leotard, long_hair, moon, official_alternate_costume, oregano_(olgn_eao), rectangular_eyewear, red-framed_eyewear, solo, tail, underboob_cutout