1girl, o, andou_yuna, arknights, armlet, bare_shoulders, bikini, black_bikini, blush, breasts, cleavage, collar, flower, grey_hair, hair_flower, hair_ornament, horns, infection_monitor_(arknights), jewelry, large_breasts, long_hair, looking_at_viewer, mudrock_(arknights), mudrock_(silent_night)_(arknights), navel, necklace, official_alternate_costume, parted_lips, pointy_ears, red_eyes, signature, solo, stomach, swimsuit, twitter_username, upper_body, yellow_flower