10s, 1girl, :o, blonde_hair, brown_eyes, cherry_blossoms, female_focus, flower, from_behind, kneehighs, kneeling, kusano_houki, long_hair, looking_back, no_shoes, official_art, sakura-sou_no_pet_na_kanojo, school_uniform, shiina_mashiro, skirt, socks, solo, white_socks, wind, wind_lift