• Name: Kagechiyo • Series: "Mixed Blood Karekore" • Affiliation: Karekoreya • Race: Vampire/Zombie Half-breed • Birth: 2007 • Personality: • Lazy and a slacker. • Usually joking around. • Has a shy side. • Truly cares for his comrades and values them deeply. • Past: • As a child, his village was destroyed by an organization's experiments. • This event drove him to find the organization and seek revenge. • Reason for starting Karekoreya: • Works as a handyman to gather information and find the mysterious organization that turned them into hybrids. • Kagechiyo's personal goal is revenge against the organization. • Comrades: • Runs Karekoreya with Hisame and Sidi. • Often acts lighthearted, but his feelings for his friends are strong. • Related Persons: • Hibiki: Childhood friend and Kagechiyo's first love. • Shirou: Childhood friend who was like an older brother to Kagechiyo. • Azami: The person who destroyed Kagechiyo's village and turned him into a Vampire/Zombie hybrid. • Botis: The demon Kagechiyo is contracted with. • Current Status: • In a world turned into a different dimension (Ichuu), he handles various requests as a member of Karekoreya while chasing the truth behind his past and the organization.

• Name: Sieben / Kanna • Race: Leviathan/Kasha Hybrid • Past: • Spent time with Hisame at the Top Predator research facility as a child. • Has been connected to Hisame since childhood. • Relationships: • Connected to Hisame since their time at the research facility. • Deeply cared for by Sechs. • Has a close relationship with Acht. • Affiliation/Status: A hybrid related to Top Predator. Ally of Karekoreya • Racial Characteristics: • A hybrid possessing the powers of two different entities: Leviathan and Kasha. • Persona: • A key figure deeply involved in Hisame's past. • Her experiences at the research facility are heavily involved in the current story.

• Name: Sechs (SECHS) • Race: Cerberus/Karasu-Tengu Hybrid • Personality: Cares deeply for his comrades. • Important People: Cares deeply for Acht and Sieben. • Relationships: • Deeply involved with Acht. • Cares deeply for Sieben (Kanna). • Affiliation/Status: A hybrid related to Top Predator. • Characteristics: • A hybrid possessing the powers of two races: Cerberus and Karasu-Tengu. • Depicted as someone who values his friends. However, he is currently an ally of Karekoreya.

• Name: Hisame • Series: "Mixed Blood Karekore" • Affiliation: Karekoreya • Race: Yuki-onna/Kamuy-huci Hybrid • Past: Has a past of being raised in the Top Predator research facility. • Personality: • Reliable and level-headed. • Strong sense of justice. • Has a feminine, girly side. • Also has a bit of a gluttonous streak. • Goal: To find the organization that turned their bodies into hybrids and wishes to return her body to normal. • Comrades: Runs Karekoreya with Kagechiyo and Sidi.

- Name: Drei (DREI) - Race: Slime/Living Armor Hybrid - Past: Formerly a hybrid of Top Predator. - Current Status: Has begun acting alongside Karekoreya. - Personality: - Has a soft and gentle atmosphere. - Conversely, has a prickly personality. - Has a self-deprecating side due to not being an "elite" experimental animal. - Characteristics: - A hybrid with traits of two races: Slime and Living Armor. - Has a past as a Top Predator hybrid. :::

• Name: Satou (SATOU) • Race: Ogre/Manticore Hybrid • Personality/Characteristics: • Loves to fight. • Aims to be the strongest in the world. • Best Friend: Suzuki. • Relationships: Best friends with Suzuki. • Affiliation/Status: A character who appears in the story as a hybrid.

• Name: Acht (ACHT) • Race: Jack-o'-lantern/Gashadokuro Hybrid • Personality: Enjoys watching the misfortune of others. • Relationships: • Deeply cared for by Sechs. • Has a relationship with Sieben. • Affiliation/Status: A hybrid related to Top Predator.

* Name: Anubis * True Identity: The god Anubis from Egyptian mythology * Race: Anubis * Gender: Boy * Characteristics: Possesses immense combat power. * Past/Condition: Currently suffering from memory loss. * Relationship with Botis: The original owner of Botis's jar. * Relationship with Miki: On the official website, it is mentioned that Miki lives with Anubis. * Related Episodes: The official website timeline includes a 2027 side story titled "Anubis Arc Episode 1: The Strongest Bodyguard."

* Name: Gibber (GIBBER) * Affiliation: Sentient Liberation Front * Position: Leader of the Sentient Liberation Front * Race: Human * Goal: To exterminate humanity * Characteristics: Despite being human himself, he operates with the goal of human extinction.