1girl, backlighting, bikini, black_bikini, blue_hair, blurry, blurry_background, blush, breasts, cleavage, collarbone, dark_blue_hair, day, hand_on_own_chest, long_hair, looking_away, looking_to_the_side, love_live!, love_live!_school_idol_project, nagisa_iori, nervous, nose_blush, open_mouth, orange_eyes, outdoors, solo, sonoda_umi, sweatdrop, swimsuit, tsurime, upper_body