1girl, ahoge, arm_strap, armlet, bikini, black_bikini, black_hair, blue_archive, blush, bow, bow_bikini, breasts, choker, cleavage, curled_horns, demon_horns, dripping, embarrassed, full-face_blush, grey_hair, grin, hair_flowing_over, hair_ornament, hairclip, hairpin, half-closed_eyes, halo, hina_(blue_archive), horns, lace, lace_trim, long_hair, looking_at_viewer, milky_way, multiple_horns, night, night_sky, one_side_up, parted_bangs, partially_submerged, purple_eyes, purple_theme, sky, small_breasts, smile, solo, star_(sky), starry_sky, strap_gap, swimsuit, tarutaru_(ryousuke), teeth, very_long_hair, water_drop