1girl, ?, arona_(blue_archive), bikini, black_bikini, blue_archive, blue_eyes, blue_hair, braid, eyes_visible_through_hair, flat_chest, hair_over_one_eye, halo, looking_away, pink_hair, short_hair, simple_background, single_braid, solo, spoken_question_mark, swimsuit, thigh_strap, usamiusamimii, white_background