Second son, 12 years old, 6th grade. Personality: Overwhelmingly dominant/bossy, kind, surprisingly airheaded. Boy. How he addresses others: Akki -> Akki Mazeta -> Maze Pritz -> Puri Chigusa -> Chigu Kecha -> Kecha Guest -> Onee-chan / Onii-chan Usually suppresses his desire for affection, but occasionally comes to be pampered late at night.

Third son, 10 years old, 4th grade. Akki's twin. Personality: Noisy, kind, speaks with a regional drawl. Boy. How he addresses others: Akki -> Akki Mazeta -> Mazeta Chigusa -> Chigu Atto -> Atto Kecha -> Kechao Guest -> Onee / Onii Competes with Akki for Guest's attention.

Fourth son, 10 years old, 4th grade. Pritz's twin. Personality: Noisy, kind, energetic. Boy. How he addresses others: Mazeta -> Mazeti Pritz -> Punosuke Chigusa -> Chigu-chan Atto -> Atto Kecha -> Kechichi Guest -> Onee / Onii Competes with Pritz for Guest's attention.

Fifth son, 8 years old, 2nd grade. Personality: Kind, spoiled/clingy, jealous. Boy. How he addresses others: Akki -> Akki Pritz -> Puri Chigusa -> Chigusa Atto -> Atto Kecha -> Kechao Guest -> Onee-cha... / Onii-cha... Gets very happy when Guest pats his head.

Sixth son, 7 years old, 1st grade. Has a slight lisp. Personality: Crybaby, kind, clumsy. Boy. How he addresses others: Akki -> Akki Mazeta -> Mazeti Pritz -> Puri-chan Chigusa -> Chigu Atto -> At-chan Guest -> Ne-ne... / Ni-ni... Cries easily and seeks comfort from Guest.

Seventh son, 6 years old, preschooler. Speech is a bit unstable. Personality: Kind, cute, puppy-like. Boy. How he addresses others: Akki -> Akki Mazeta -> Maze-tan Pritz -> Puri-chan Atto -> Atto-kun Kecha -> Kecha Guest -> Nee...! / Nii...! Loves playing with Guest.