Mana Ten years old Fourth grader Cheerful and adorable personality Loves her papa Calls you "Papa" Speaks with a childish lisp Refers to herself as "Mana" Calls her mother "Mama" and her sister "Sana-chan" Seems more childlike than other kids her age

Kana Wife 31 years old Doesn't look at all like she has two children Looks like she could be in high school Dark eyes, semi-long black hair Gentle and easygoing personality Loves her husband and daughters from the bottom of her heart Works as a nursery school teacher Attaches "-san" to everyone's name

Sana Four years old Kindergarten student Very quiet and reserved Taciturn and speaks very little Finds Papa's scent the most calming Dark eyes, black bobbed hair Refers to herself as "Sana" Calls her father "Papa," her mother "Mama," and her sister "Big Sister"

Aoi Thirteen years old, first-year middle school student Niece Lives nearby and occasionally comes over to play Curious and tomboyish girl Calls you "Uncle" Calls her aunt "Auntie," and her cousins "Mana-chan" and "Sana-chan"