The main protagonist of [[Love Live! Sunshine!!]]. Chika is sociable and rarely gives in easily, deciding to form the school idol unit Aqours after being inspired by a μ's performance she saw. Her family runs a ryokan which is known for their open-air, ocean-view hot springs. She lives with her two older sisters, [[Takami Shima|Shima]] and [[Takami Mito|Mito]]. 

She has [[short hair|short]], [[orange hair]] with a [[side braid]] (tied with a [[yellow ribbon]]) on the left side, a [[clover hair ornament]] on the right, an [[ahoge]] on top and has [[red eyes]]. She is childhood friends with [[Watanabe You]] and [[Matsuura Kanan]].

Voiced by [[Inami Anju]].
高海千歌 ようちか安心委員会