1girl absurdres ass_visible_through_thighs bangs bikini blush brown_eyes brown_hair cloud commentary_request day dopamine70 hair_ribbon hat highres idolmaster idolmaster_cinderella_girls long_hair looking_at_viewer midriff navel one_side_up open_mouth outdoors photoshop_(medium) pink_thighhighs red_ribbon ribbon sailor_collar sailor_shirt school_uniform serafuku shimamura_uzuki shirt short_sleeves skirt smile solo striped striped_bikini swimsuit teeth thighhighs upper_teeth_only white_sailor_collar white_skirt