西川葉子
A former Ojou-sama from [[Sansha San'you]] with [[long hair|long]] [[purple hair]] and [[purple eyes]]. She is usually depicted in her [[school uniform]] - a [[serafuku]] with a cream coloured top and [[pleated skirt|pleated]] [[brown skirt]].

Most of her diet consists of [[bread crust|bread crusts]].

Youko is good friends with [[Odagiri Futaba]] and [[Hayama Teru]] and is often followed around by her former butler [[Yamaji Mitsugu]].
nishikawa youko