1girl, aona_(anagasaki), barefoot, black_skirt, blue_eyes, blue_one-piece_swimsuit, bocchi_the_rock!, breasts, collarbone, cube_hair_ornament, dark_skin, feet, full_body, gotoh_hitori, hair_between_eyes, hair_ornament, indoors, jacket, large_breasts, long_hair, on_floor, one-piece_swimsuit, one_side_up, partially_unzipped, pink_hair, pink_jacket, pleated_skirt, school_swimsuit, sitting, skirt, solo, sweatdrop, swimsuit, swimsuit_under_clothes, teardrop, toes, track_jacket, twitter_username, unworn_skirt, wariza