:d atori_eri bad_id bad_pixiv_id bangs bare_shoulders blue_eyes blue_hair braid breasts brown_eyes christmas cleavage dress girl_sandwich green_eyes hair_ornament hand_on_another's_chin hat kurimu_(yappen) large_breasts long_hair midriff multiple_girls navel open_mouth original red_hair sakurai_hirari sandwiched santa_costume santa_hat smile yappen