4girls absurdres animal_costume antlers ass bell bikini calendar_(medium) calendar_girl character_request christmas december hair_ribbon hat highres looking_back multiple_girls nanao_naru open_mouth red_bikini reindeer_antlers reindeer_costume ribbon sack santa_bikini santa_costume santa_hat side-tie_bikini sleigh swimsuit twintails umi_yukino
2girls absurdres animal_ears ass breasts calendar_(medium) cat_ears character_name covered_nipples dengeki_g's food_themed_hair_ornament hair_ornament halloween haruno_hina hat highres multiple_girls nanao_naru no_panties october original pumpkin_hair_ornament purple_background small_breasts tail umi_yukino witch witch_hat