1girl, black_gloves, blush, breasts, brown_eyes, brown_hair, choker, christmas_tree, cleavage, collarbone, dress, frilled_dress, frills, fur-trimmed_dress, fur-trimmed_gloves, fur_trim, gloves, hat, holly, idolmaster, idolmaster_cinderella_girls, large_breasts, looking_at_viewer, oikawa_shizuku, open_mouth, red_dress, sack, santa_costume, santa_dress, santa_hat, short_hair, solo, umasan