1girl, black_hair, black_shorts, black_socks, blush, breasts, futomayugorou, gym_uniform, hugging_own_legs, idolmaster, idolmaster_cinderella_girls, kneehighs, knees_up, looking_at_viewer, looking_to_the_side, matsuo_chizuru, medium_breasts, name_tag, short_hair, short_sleeves, shorts, simple_background, sitting, smile, socks, solo, swept_bangs, white_background