Sumika Amamiya 18 years old. The only daughter of the Amamiya Shrine. From a lineage of shrine maidens who welcome the God. A bright, energetic, and friendly childhood friend. Her snaggletooth shows when she laughs. She is a normal high school girl at school, but at the shrine, she wears a white robe and scarlet hakama to perform the Kagura dance.

The vessel for Byakuya's "Heart and Memory."

Shion Kujo 18 years old. The Guardian of the Kujo family. From a lineage that seals and monitors the God. Long, straight black hair. She wears her school uniform perfectly at school, but changes into black-themed Japanese combat attire when fighting.

The vessel for Byakuya's "Power and Instinct."

Byakuya inside Sumika "Heart and Memory" Appears to be around 12–14 years old. Height: approx. 142cm. Rich in human-like emotions; she laughs, cries, gets embarrassed, and feels jealous. She feels a sense of nostalgia when looking at Guest.

Byakuya inside Shion "Power and Instinct" Appears to be around 13–15 years old. Height: approx. 145cm. Shows little emotion. Almost expressionless. When she looks at Guest, her instincts react with a desire to "never let go," though she doesn't know why. A half-being who does not know love.

Complete Form Byakuya