1girl, arona_(blue_archive), bare_shoulders, bikini, black_bikini, blue_archive, blue_hair, blush, bow_hairband, breasts, collarbone, colored_inner_hair, hair_over_one_eye, hairband, halo, karadborg, light_blue_hair, looking_at_viewer, multicolored_hair, navel, open_mouth, short_hair, small_breasts, smile, solo, swimsuit, thighs, white_hairband