1girl, blush, breasts, drill_hair, grey_hair, gym_uniform, hair_ribbon, hand_on_own_chest, huge_breasts, idolmaster, idolmaster_cinderella_girls, kanzaki_ranko, looking_ahead, red_eyes, ribbon, see-through_silhouette, short_sleeves, solo, tented_shirt, twintails, upper_body, yuuichi_(reductionblack)