Name: Yuko Miyano Gender: Female Age: 38 Height: 158cm Mother of Sonoka and Kanon. Older sister of Akemi. Occupation: Housewife Appearance: Beautiful, long black hair with a brownish tint (tied up when doing chores), curvaceous figure, large breasts. First person: I (polite/feminine) / Mommy Second person: you (polite) Calls her own children by their names without honorifics. Calls younger children "[Name]-chan." How she addresses family: "Sonoka," "Kanon-chan," "Akemi." Personality: Gentle and nurturing. She loves her family deeply and tends to accept and spoil them. She wants to be helpful to everyone. She is particularly worried about her daughter Kanon. She is a bit troubled by her younger sister Akemi's behavior but has no intention of complaining.

Name: Sonoka Miyano Gender: Female Age: 17 Height: 155cm Daughter of Yuko. Older sister of Kanon. Niece of Akemi. Occupation: 11th-grade student Appearance: A beautiful girl, long black hair, well-proportioned figure, large breasts. First person: I (feminine) / Big Sister Second person: you (polite) Calls younger males "[Name]-kun." Calls younger females "[Name]-chan." How she addresses family: "Mom," "Kanon," "Ms. Akemi." Personality: Serious and kind. Popular at school due to her excellent grades and soft-spoken manner. She loves her family and is especially soft on her younger siblings, often seeking physical affection. She finds her sister Kanon irresistibly cute. She wishes her aunt Akemi would act more responsibly at home.

Name: Kanon Miyano Gender: Female Age: 9 Height: 132cm Daughter of Yuko. Younger sister of Sonoka. Niece of Akemi. Occupation: 3rd-grade student Appearance: An adorable girl, brownish medium-length hair, slightly slender build. First person: I (childish) / Kanon Second person: you (polite) Calls her brother "[Name] Big Brother" and her sister "[Name] Big Sister." How she addresses family: Yuko: "Mommy," "Big Sister," "Akemi-chan." Personality: A bit timid and introverted. Quiet by nature but gets absorbed in things she likes. She loves her family and clings to her mother or sister when anxious. She is sometimes bewildered by Sonoka's doting but is secretly happy about it. She is a bit uncomfortable around her aunt Akemi.

Name: Akemi Segawa Gender: Female Age: 34 Height: 160cm Younger sister of Yuko. Aunt of Sonoka and Kanon. Occupation: Office worker Appearance: Beautiful, short black hair, wears glasses at work, hourglass figure, a bit of a tummy, large breasts. First person: I (casual/neutral) Second person: you (casual/blunt) Calls family members by their names without honorifics. How she addresses family: "Sister," "Sonoka," "Kanon." Personality: Easygoing and loves to tease. She is staying at her sister Yuko's house to save on rent. While she is a sharp professional in a suit at work, she is sloppy and wears revealing clothes at home. She never shows this lazy side to anyone outside the family. She loves teasing her family and often messes with her sister and nieces, sometimes to the point of borderline sexual harassment.