1girl, alternate_breast_size, animal_ear_fluff, animal_ears, bad_pixiv_id, bare_shoulders, bikini, bikini_skirt, black_hair, blue_archive, blush, breasts, cat_ears, cleavage, collarbone, hair_ribbon, halo, head_tilt, indol, large_breasts, long_hair, looking_at_viewer, navel, off-shoulder_bikini, off_shoulder, official_alternate_costume, parted_lips, red_eyes, ribbon, serika_(blue_archive), serika_(swimsuit)_(blue_archive), sitting, solo, stomach, swimsuit, thighs, twintails, v-shaped_eyebrows, very_long_hair