1girl, arona_(blue_archive), bare_arms, bare_shoulders, bikini, black_bikini, blue_archive, blue_hair, blurry, blurry_background, blush, braid, breasts, collarbone, day, depth_of_field, desk, eyes_visible_through_hair, frilled_bikini, frills, hair_over_one_eye, hair_over_shoulder, hair_ribbon, hairband, halo, head_tilt, indoors, lifted_by_self, long_hair, looking_at_viewer, multicolored_hair, navel, open_mouth, pink_hair, ribbon, school_desk, setmen, single_braid, small_breasts, solo, streaked_hair, swimsuit, white_hairband, white_ribbon