3girls, andou_kuriyo, ass, bikini, bikini_shorts, bikini_skirt, blonde_hair, blunt_bangs, blush, breasts, brown_eyes, brown_hair, cleavage, closed_eyes, green_eyes, hair_ribbon, innertube, itaba_yumi, long_hair, looking_at_another, multiple_girls, navel, ocean, one_eye_closed, open_mouth, outdoors, ponytail, ribbon, senki_zesshou_symphogear, senki_zesshou_symphogear_xd_unlimited, short_hair, shorts, sky, small_breasts, smile, swimsuit, terashima_shiori, twintails, water_gun