1girl, alternate_costume, animal_ears, aqua_eyes, aqua_hair, arknights, bikini, blue_bra, blue_eyes, blue_hair, blue_panties, book, bra, braid, breasts, covering_face, holding, holding_book, istina_(arknights), light_blue_hair, light_blush, long_hair, panties, simple_background, single_braid, small_breasts, solo, star_(symbol), swimsuit, tail, underwear, wakamepiza, white_background