1girl, 3, q, ayuma_sayu, bare_shoulders, bikini, black_bikini, black_hair, black_thighhighs, boots, bow, bowtie, breasts, chest_harness, cleavage, closed_mouth, demon_girl, demon_tail, demon_wings, detached_collar, detached_sleeves, finger_to_cheek, front-tie_bikini_top, front-tie_top, hair_ornament, hairclip, harness, head_wings, large_breasts, leg_up, long_hair, long_sleeves, looking_at_viewer, multi-strapped_bikini, navel, original, red_eyes, riasu-chan_(ayuma_sayu), side-tie_bikini_bottom, smile, solo, stomach, string_bikini, swimsuit, tail, thigh_boots, thighhighs, thighs, tongue, tongue_out, twintails, untied_bikini, untying, very_long_hair, wings