1girl, ahoge, arknights, armpits, ball, bare_shoulders, beachball, bikini, black_hair, blue_eyes, blue_jacket, blush, breasts, breasts_apart, cleavage, cowboy_shot, curled_fingers, feather_hair, frilled_bikini, frills, from_above, goggles, goggles_around_neck, hair_bun, id_card, innertube, jacket, jacket_over_swimsuit, la_pluma_(arknights), la_pluma_(summer_flowers)_(arknights), long_sleeves, lying, medium_breasts, nanatsuka, navel, off_shoulder, official_alternate_costume, on_back, on_floor, open_clothes, open_jacket, parted_lips, short_hair, signature, single_hair_bun, single_side_bun, sleeves_past_wrists, solo, stomach, swimsuit, thigh_gap, thigh_strap, white_bikini, white_headwear