1girl, ahoge, arknights, bikini, bikini_under_clothes, black_bikini, black_choker, blue_sky, breasts, choker, cleavage, cowboy_shot, criss-cross_halter, demon_horns, duohelengshuiba, food, hair_between_eyes, hair_intakes, hair_ornament, hair_rings, halterneck, hammock, holding, holding_food, horns, long_hair, long_sleeves, medium_breasts, navel, official_alternate_costume, outdoors, parfait, pink_eyes, red_hair, shirt, sketch, sky, solo, star_(symbol), star_hair_ornament, surtr_(arknights), surtr_(colorful_wonderland)_(arknights), swimsuit, thigh_strap, very_long_hair, white_shirt, white_sleeves