1girl, breasts, brown_eyes, brown_hair, camisole, futami_mami, idolmaster, idolmaster_(classic), idolmaster_2, inoue_sora, long_hair, open_mouth, panties, side_ponytail, single_sock, sitting, small_breasts, socks, solo, striped, striped_camisole, striped_panties, teeth, underwear, upper_teeth_only, white_socks, yellow_camisole, yellow_panties