1girl, ahoge, alternate_costume, animal_ear_fluff, animal_ears, arknights, ass, blue_eyes, box, capelet, fake_facial_hair, fake_mustache, fox_ears, fox_girl, fox_tail, gift, gift_box, hair_between_eyes, looking_at_viewer, looking_back, mochi_232310, panties, parted_lips, pennant, purple_hair, red_capelet, red_skirt, sack, santa_costume, simple_background, skirt, solo, string_of_flags, sussurro_(arknights), tail, underwear, white_background, white_panties