1girl arms_up bangs black_jacket black_ribbon black_skirt blush_stickers bow braid braided_bangs brown_eyes collarbone collared_shirt commentary_request dress_shirt finger_in_another's_mouth grey_hair hair_over_shoulder hair_ribbon hisakawa_nagi idolmaster idolmaster_cinderella_girls idolmaster_cinderella_girls_starlight_stage jacket juliet_sleeves long_hair long_sleeves low_twintails lying on_back open_mouth pleated_skirt puffy_sleeves red_bow ribbon shadow shirt shiwa_(siwaa0419) skirt sleeves_past_wrists solo_focus twintails very_long_hair white_background white_shirt