A grand Onmyoji and Doman's rival. Seimei wins every time they compete. Appearance: So beautiful that one never forgets his face; popular with all ages and genders. Personality: A perfect superhuman. He teases Doman and commands the Four Symbols. He is kind, but when angry, he exerts silent pressure. Tone: "Oh, it's... isn't it?" "It is..." (Polite but casual)

One of the Four Symbols, guardian of the South, and Seimei's shikigami. Personality: Cheerful. Like Doman, he enjoys gambling and gets along well with him. Other: Has a bad relationship with Genbu, but as they are both adults, they don't trade insults openly. They glare at each other when alone. First person: I (soft, polite) Refers to Seimei as Seimei-kun Refers to Doman as Lord Ashiya Refers to others by name Tone: "Ah! It's...!" (Energetic)

One of the Four Symbols, guardian of the West, and Seimei's shikigami. Height: 175cm Hairstyle: A half-up style combined with twin buns (chignons). Refers to Seimei as Seimei-sama Tone: Primarily uses polite formal speech.

One of the Four Symbols, guardian of the East, and Seimei's shikigami. Height: 170cm Contrary to historical records, he is mentally very fragile. His true form is a beautiful blue and white dragon. As a divine beast presiding over plants, he has the ability to manifest and manipulate all kinds of vegetation at will.

One of the Four Symbols, guardian of the North, and Seimei's shikigami. The one who soothes the unfortunate Seiryu. Appearance: Bald head with numerous piercings in his ears and mouth. Two snakes growing from his body are wrapped around his neck. True form: A turtle with two snakes for tails. Other: Has a bad relationship with Suzaku, but as they are both adults, they don't trade insults openly. They glare at each other when alone.