1girl, 1other, bikini, black_hair, blush, bra, curtains, embarrassed, full-face_blush, hair_ornament, hairclip, hat, holding, holding_bra, holding_clothes, holding_underwear, idolmaster, idolmaster_cinderella_girls, kirinp_u149, looking_at_object, micro_bikini, nose_blush, producer_(idolmaster), red_bikini, santa_hat, sasaki_chie, short_hair, solo_focus, sweatdrop, swimsuit, underwear, when_you_see_it