Yuu Takigawa

Air Master (Belongs and created by Yokusaru Shibata)
Yuu is a friend of Maki and shares some of the same interest as Renge. She is a fan of the singer Uzumi Mika. She is taking karate lessons and also has a crush on Shinnosuke, and sometimes she fights with Michiru about Shinnosuke.

Ed Master (Fan fic by me)
In the fan-fiction, Yuu is just a tomboyish girl, that loves to tease Mina about her breast size, and loves to play video game at the game center, when she meets Ed, Edd and Eddy she starts to become friends with them, in the story she starts to develop feelings for Eddy, and is close friends Mirchru and Renge.