aikawa_chinatsu alcohol black_hair blush breasts brown_eyes brown_hair cleavage collarbone cup dress drink drinking drinking_glass floral_print glasses hiiragi_shino idolmaster idolmaster_cinderella_girls jewelry kiba_manami long_hair looking_at_viewer medium_breasts multiple_girls necklace open_mouth popon_ta red_hair short_hair small_breasts smile takahashi_reiko wine wine_glass yellow_eyes