Yoko is the protagonist of "Beyond", an episode of "The Animatrix", a collection of short animated films. She was voiced by Hedy Burress.
In Beyond Yoko is first seen in her apartment and preparing a meal for her cat Yuki who has wandered out. As she's chatting on the phone with her friend, Yoko starts to worry that Yuki hasn't appeared. When she hears a bell ring, Yoko quickly hangs up and looks out her sliding door and calling out for Yuki. After asking her neighbors, Yoko comes across a few local boys who invite her to the "haunted house" in the hopes of finding Yuki there.
Yoko is a teenage girl with pale skin and an average build. She has pale skin green eyes and two-toned shoulder length orange and aquamarine hair. Yoko also has an orange star tattoo on her left cheek.