4girls, animal_ears, arknights, baseball_cap, beach, beach_umbrella, breasts, ch'en_(arknights), ch'en_the_holungday_(arknights), cleavage, cooler, dragon_girl, dragon_horns, food, fruit, hat, horns, hoshiguma_(arknights), lin_(arknights), long_hair, looking_at_viewer, mouse_ears, mouse_girl, multiple_girls, no3coral, official_alternate_costume, oni, oni_horns, outdoors, single_horn, sticker, swimsuit, swire_(arknights), tiger_ears, tiger_girl, umbrella, watermelon