♂ m 20

The protagonist of "Kako Hen". The fourth son of the Kamishiro family. He is a university student.

♂ m 27

A new butler at the Kamishiro residence.

♂ m 26

Third son of the Kamishiro family. He is an employee of Kamishiro Kogyo. He is like a secretary to Yoshihito, the eldest son, and is an excellent employee.

♀ f 29

Eldest daughter of the Kamishiro family. President of an apparel company. She is actively involved in the advancement of women in society, and most of her board members are women. She is married, but is said to have many lovers.

♂ m 30

Second son of the Kamishiro family. He is a photographer working for a magazine company. He is a well-built man, quick to put up a fight, and somewhat out of place because of his artistic temperament.

♂ m 32

Eldest son of the Kamishiro family. President of Kamishiro Kogyo Merged with a factory that had manufactured fighter planes during the last World War. A shrewd man who is always looking ahead to the new era.

♀ f 20

Reiko's Maid