1girl, arknights, arm_strap, ball, barefoot, beach, beachball, blue_hair, blue_one-piece_swimsuit, blue_sky, blue_umbrella, breasts, cellphone, cloud, cloudy_sky, covered_navel, day, dragon_horns, dragon_tail, earbuds, earphones, full_body, holster, horns, light_blue_hair, liskarm_(arknights), long_hair, multicolored_clothes, multicolored_swimsuit, one-piece_swimsuit, outdoors, phone, ponytail, red_eyes, sky, smartphone, solo, sthk, swimsuit, tail, thigh_strap, umbrella, white_one-piece_swimsuit