Rule 34 Dev - 10s 2girls :d black_hair blush brown_eyes brown_hair christmas crossover dress closed_eyes hair_ornament hat himetsuba idolmaster idolmaster_cinderella_girls idolmaster_million_live! long_hair midriff mittens multiple_girls nakatani_iku navel open_mouth santa_costume santa_hat short_hair smile twintails yokoyama_chika|6609881538