Hayato Nishi

Wester is a member of Labyrinth who has a strong personality and is always talking. He gets angry easily when someone messes with him. He's represented by the yellow color, and when he's in his human form, he has blond hair. In his original form, he has green hair.

He turns into a comic relief as the series go on, plotting the craziest schemes to try to defeat the Cures.