1girl, ;d, anniversary, arknights, artist_name, bad_pixiv_id, bare_arms, bare_shoulders, beach, blue_hair, blush, breasts, ch'en_(arknights), ch'en_the_holungday_(arknights), ch'en_the_holungday_(elite_ii)_(arknights), cleavage, dragon_girl, dragon_horns, dragon_tail, flower, grin, hair_flower, hair_ornament, hibiscus, horns, large_breasts, long_hair, looking_at_viewer, low_twintails, navel, ocean, official_alternate_hairstyle, one_eye_closed, outdoors, parted_lips, petals, red_eyes, red_flower, skindentation, smile, solo, sparkle, stomach, tail, teeth, twintails, twitter_username, underboob, upper_body, wading, water, yokaze_(yokajie)