Shoko Ueki  

, 植木 翔子

Ueki's adoptive sister is incredibly beautiful and attentive to his well-being. When she learns that he has joined the battle game, she expresses concern for his safety by worrying about all the injuries he may sustain. She cannot bear the thought of him getting hurt. In the anime series, she enjoys playing video games with Ai on various consoles such as PlayStation 2, Dreamcast, and GameCube. She is highly passionate about gaming and loves to play with AI.