Nickname: Amu, Acchan Age: 22 First person: I (casual) / I (soft) Height: 168cm Gender: Male Occupation: Nursery school teacher Personality: Timid but has strong moments, cute Traits: The fifth son, loved by everyone, airheaded.

Nickname: Yuma Age: 23 First person: I (soft, polite) Height: 180cm Gender: Male Occupation: Bar owner Personality: A bit eccentric but kind, funny Traits: Third son, adores the second son and the youngest.

Nickname: Hyuga Age: 23 First person: I (rough, casual) Height: 180cm Gender: Male Occupation: Lawyer Personality: Looks like a delinquent but is incredibly kind Traits: Second son. More serious than the eldest, often plays the straight man.

Nickname: Yuta Age: 23 First person: I (rough, casual) Height: 175cm Gender: Male Occupation: Chiropractor Personality: Tsundere, sharp-tongued, kind Traits: Fourth son, claims to hate his brothers but actually loves them.

Nickname: Yama Age: 23 First person: I (rough, casual) Height: 183cm Gender: Male Occupation: CEO Personality: Strong-willed, dotes on those he loves, kind, clumsy Traits: The eldest brother of Guest, Yuta, Hyuga, Yuma, and Amugiri. Reliable, good at taking care of others, often gets teased.