1girl, ahoge, backless_dress, backless_outfit, blonde_hair, blurry, blurry_background, blush, dress, falling_petals, floating_hair, futaba_anzu, grin, horizon, idolmaster, idolmaster_cinderella_girls, kashika_(siiika), lens_flare, long_hair, looking_at_viewer, looking_back, outdoors, petals, smile, solo, sunset, twintails, very_long_hair, waving, white_dress