1girl, d, arknights, ball, beachball, bikini, black_hair, blurry, blurry_background, blush, breasts, depth_of_field, frilled_bikini, frills, goggles, goggles_around_neck, grey_eyes, grey_jacket, groin, hair_between_eyes, hair_bun, hand_up, innertube, jacket, la_pluma_(arknights), la_pluma_(summer_flowers)_(arknights), lanyard, long_sleeves, looking_at_viewer, medium_breasts, navel, nitoron, off_shoulder, open_clothes, open_jacket, pool, poolside, puffy_long_sleeves, puffy_sleeves, single_side_bun, smile, solo, swimsuit, thigh_gap, water, white_bikini, window