1boy 1girl ahoge bangs blue_hair blush bracelet breasts cellphone clothes_lift commentary_request fang formal heart holding holding_phone idolmaster idolmaster_cinderella_girls indoors jewelry large_breasts lifted_by_self looking_at_viewer metallican mirror multicolored_hair navel nipples no_bra one_breast_out open_mouth p-head_producer panties phone pink_eyes pink_hair producer_(idolmaster) reflection ring selfie shirt shirt_lift short_hair short_sleeves smartphone standing suit t-shirt taking_picture translation_request two-tone_hair underwear white_panties white_shirt yumemi_riamu