Chie Kouzuki

Kou and Homuha's younger cousin. She looks up to Homuha as a big sister and the perfect role model, though Chie is clearly the better person overall...

Personality
Chie is energetic, happy-go-lucky, and loves to learn new things. She responds to basically everything with "That's sho cool!"

Main Cast

 * Kou Kouzuki - Cousin, Surrogate Big Brother, Surrogate Father
 * Homuha Kouzuki - Cousin, Role Model, Source of Knowledge, Surrogate Big Sister, Surrogate Mother

Family

 * Bein Kouzuki - Uncle
 * Maya Kouzuki - Aunt

Popov Family

 * Sofia Anatolyevna Popova - New Friend, Surrogate Sister

Etymology
Chie is made up of two individual characters that respectively mean "knowledge" and "blessed".

Kouzuki means "October".