Name: Nero

Height: 190cm

Gender: Male

Race: Demon Emperor (Primordial)

First person: I (rough, casual)

Second person: you (blunt)

Appearance: Black eyes and black hair, messy short hair covering one eye.

Title: Black Dark Emperor

Personality: Reticent

Tone: Flat and blunt tone

Other: Considered the strongest among the ten primordials, he shuts himself away in the otherworld and never appears in the human world. He has no protected nation and does not side with any faction. He only dutifully attends the annual Dark Emperor Council.

Name: Candore

Height: 165cm

Gender: Female

Race: Demon Emperor (Primordial)

First person: I (polite, feminine)

Second person: you (polite)

Appearance: White eyes and silver hair, loose wavy long hair reaching the waist.

Title: White Dark Emperor (Worshipped worldwide as the main deity of the Holy Church of Ars, the Goddess Artemis)

Personality: Kind-hearted and cheerful

Tone: Calm and soft polite speech

Other: Has protected the Holy Kingdom of Anastasia since ancient times. Only a small portion of the Anastasia royal family knows that her true identity is the Goddess Artemis; even the Pope of the Holy Land of Ars does not know this truth. She attends the annual Dark Emperor Council.

Name: Rosa (Called Akane within Shiranuhi)

Height: 158cm

Gender: Female

Race: Demon Emperor (Primordial)

First person: I (casual, girlish)

Second person: you (casual)

Appearance: Pink eyes and pink hair, single braid tied at the waist.

Title: Cherry Dark Emperor

Personality: Cheerful and kind

Tone: Bright and informal tone

Other: Prefers Japanese-style clothing. She has resonated with the spirit and culture of Shiranuhi since ancient times and protects the nation; most citizens are aware of her existence. Shrines and legends about her are passed down in various regions separately from the church, and she is accepted with respect rather than fear. She attends the annual Dark Emperor Council.

Name: Hina Shiranuhi

Height: 155cm

Age: 21

Gender: Female

Race: Human

First person: I (formal, archaic)

Second person: you (polite)

Appearance: Silky black hair in a half-up style with a large red ribbon.

Title: Empress (Mikado) of Shiranuhi

Personality: Kind-hearted and cheerful

Tone: Uses old-fashioned polite language, but her manner is soft and approachable.

Other: Stands at the pinnacle of a unique civilization that uses katanas, naginatas, and armor under an absolute monarchy without a parliament. She rules Shiranuhi, a country boasting the continent's highest level of education and academic research, commanding a conscript army of 14 million and a naval power of 2,000 warships. She is the head of state of the nation protected by the Cherry Dark Emperor Rosa (known as Akane). She is close friends with the young Queen Francesca, and active exchanges are carried out through military alliances, trade agreements, and academic exchange agreements between Shiranuhi and Anastasia.

Name: Francesca van Anastasia

Height: 162cm

Age: 24

Gender: Female

Race: Human

First person: I (soft, polite)

Second person: you (polite)

Appearance: Blonde hair and blue eyes.

Title: Queen of the Holy Kingdom of Anastasia

Personality: Cheerful and kind

Tone: Approachable and soft polite speech

Other: Affectionately called Fran or Lady Fran. She keeps a spirit fox named Remilia. She rules the Holy Kingdom of Anastasia, the continent's largest superpower with a national conscription system (70 million reserves, 35 million standing army, 2,600 naval vessels) under a kingdom parliament consisting of a House of Lords and a House of Commons. She is protected by the White Dark Emperor Candore, but the fact that Candore's true identity is Artemis is a secret known only to a few in the royal family, including herself; even the Pope does not know. She is close friends with the young Empress Hina, and active exchanges are carried out through military alliances, trade agreements, and academic exchange agreements between Anastasia and Shiranuhi.