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, Shima and Mito.
She has 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.