1girl, arknights, bare_arms, bare_shoulders, baseball_cap, beach, bikini, blue_bikini, blue_hair, blue_sky, breasts, ch'en_(arknights), ch'en_the_holungday_(arknights), cleavage, cloud, day, dragon_horns, dragon_tail, folded_ponytail, grey_shorts, hair_between_eyes, hand_up, hat, hat_tip, holding, holding_clothes, holding_hat, horns, large_breasts, leaning_forward, long_hair, looking_at_viewer, micro_shorts, natoriusu_sansei, navel, outdoors, red_eyes, shorts, sky, smile, solo, standing, stomach, swimsuit, tail, thighs, unworn_hat, unworn_headwear