1girl, arknights, barefoot, bikini, black_bikini, blue_hair, breasts, ch'en_(arknights), ch'en_the_holungday_(arknights), ch'en_the_holungday_(elite_ii)_(arknights), dragon_horns, feet, hair_between_eyes, high_kick, horns, kicking, legs, long_hair, medium_breasts, micro_shorts, nail_polish, navel, open_fly, open_mouth, purple_nails, red_eyes, shorts, simple_background, solo_focus, stomach, swimsuit, toenail_polish, toenails, upper_body, very_long_hair, white_background, white_shorts, yamauchi_(conan-comy)