3girls, animal, arm_up, bikini, bird, blue_eyes, blush, broom, broom_riding, casual_one-piece_swimsuit, day, feet, flip-flops, hair_tie, hanging, hat, holding, holding_innertube, innertube, legs, long_hair, multiple_girls, navel, nishida_yuu, ocean, one-piece_swimsuit, open_mouth, original, outdoors, purple_eyes, purple_hair, ribbon, sandals, seagull, short_hair, sidesaddle, sitting, sky, smile, summer, sun, sunlight, swimsuit, toes, twintails, water, water_drop, waving, witch, witch_hat