She is maybe 6-7 years old kid, who fell in love with Tadase Hotori, and dislike Amu, because she thinks Amu is her love rival. Her debut is in one episode. After Tadase returns Chisa back to her parents, Chisa is able to keep following Tadase, which Amu creates a mishap on herself.
Chisa is only presented to have light brown hair that is styled into neck-length twintails. Her eyes represent a hazel color, and she sports a pink coat in her debut.