1girl, athletic leotard, blue hairband, breasts, brown eyes, brown hair, cameltoe, covered navel, hairband, hoop, hula hoop, idolmaster, idolmaster cinderella girls, koga koharu, leggings, leotard, nora neko (fjya7473), parted lips, pink leggings, pink leotard, pink thighhighs, short hair, sitting, small breasts, solo, split, thighhighs