1girl, animal_ear_fluff, animal_ears, bare_shoulders, bikini, black_hair, blue_archive, blue_ribbon, blush, breasts, cat_ears, collarbone, fang, grey_background, hair_between_eyes, hair_ribbon, halo, long_hair, navel, off-shoulder_bikini, off_shoulder, official_alternate_costume, open_mouth, red_eyes, ribbon, see-through, see-through_silhouette, sentouryoku_5, serika_(blue_archive), serika_(swimsuit)_(blue_archive), sideboob, simple_background, sitting, skin_fang, solo, stomach, swimsuit, tongue, twintails, very_long_hair