1girl blush breasts brown_eyes brown_pantyhose cleavage cleavage_cutout closed_mouth clothing_cutout grey_sweater highres idolmaster idolmaster_cinderella_girls large_breasts long_sleeves looking_at_viewer mifune_miyu pantyhose ponytail red_hair short_hair sitting smile solo sweater tomajiyama turtleneck turtleneck_sweater window