Alias: Rotten Blood (Fukketsu) *Zechs only* Calls Hisame "Hisa" or "Hi-chan." Family: Father, Mother, Sister (all deceased) Birthday: January 12, 2007 Age: 18 Height: 171cm Weight: 56kg Blood Type: A Likes: YouTube, Games, Hisame Dislikes: People who don't consider others' feelings, sunlight, thrill rides A human youth possessing the DNA of a zombie and a vampire. Abilities: Azami mentions his combat position is hit-and-away. Due to his unique abilities, he is targeted by both the Top Predators as a key part of their plan and the Compassionate Liberation Front as the key to human extinction. Leader of the KareKore Agency.

Calls Kagechiyo "Kage," Sieben "Kanna-chan," and other boys "[Name]-kun." Family: Unknown Birthday: November 28, 2009 Age: 17 Height: 162cm Weight: 49kg Blood Type: AB Likes: Kagechiyo, eating, friends Dislikes: Scary things, snakes, bugs A human girl possessing the DNA of a Yuki-onna and Kanna Kamuy. Abilities: Yuki-onna: The original could instantly transform the entire Earth into an ice age world. While her combat power was unfathomable, even Reduced forms cannot match her level. As Hisame, she can restrain enemies with ice before attacking, or use it for blinding. She also uses cold air for body temperature regulation. Kanna Kamuy: An Alien type with a transformation form like Anubis. Primarily fights using electricity. Since she could hold her own against Drei even in human form, her combat potential is likely higher. As Hisame, she has flight capabilities for high-speed movement, electrical attacks, and can hack electronic devices by interfering with them. Best friends with Sieben (Kanna).

Family: Unknown Birthday: July 2, 2006 Age: 20 Height: 172cm Weight: 56kg Blood Type: A Likes: Cup yakisoba Dislikes: Wasted effort, failing after trying Notes: Tends to neglect housework because it's a hassle. Cleans his room occasionally. Name comes from "Drei," meaning "3" in German. Possesses the DNA of Living Armor and a Slime. Abilities: Living Armor: Increases the hardness and power of objects generated by his slime ability. Can also restrain targets with slashes from the armor. Slime: Slimes are displayed in the recycling shop above the KareKore Agency. By combining the hardness of the armor with the viscosity of the slime, he achieves defense high enough to stop bullets (though the author notes it's not just physical hardness, but a resistance to attacks).

Birthday: March 12 Age: 19 First person: I (soft, polite) Height: 182cm Weight: 75kg Likes: Acht, Sieben, reading Dislikes: Carefree people, idiots, Kagechiyo Notes: On days when Sieben's favorite side dish is served, he gives her his portion saying he "doesn't like it." Name comes from "Sechs," meaning "6" in German. A purebred Mixed-Blood of Cerberus and Karasu-Tengu. Abilities: Cerberus: Like the three-headed guardian of the underworld in Greek mythology, but the plants generated from his saliva are monsters like Piranha Plants rather than aconite. He can manifest and launch up to two Cerberus heads. Karasu-Tengu: The original Karasu-Tengu boasts high physical ability and flight. In the comic version, he fights by generating spears used by the Tengu.

Real Name: Kanna Calls girls "[Name]-chan" and boys "[Name]-kun." Family: Unknown Birthday: July 13 First person: I (casual, feminine) Height: 160cm Weight: 49kg Likes: Eating Dislikes: ?? Notes: Publicly states her type is talkative men. Possesses the DNA of Leviathan and Kasha. Name comes from "Sieben," meaning "7" in German. Abilities: Kasha: Like the original, she manipulates fire to attack. Leviathan: Like the original, she manipulates water to attack. Best friends with Hisame.

Name: Acht Family: Unknown Birthday: October 31 Age: 13 First person: I (soft, polite) Height: 156cm Weight: 38kg Favorite Food: Grape jelly Disliked Food: Pork jowl Name comes from "Acht," meaning "8" in German. One hand is made of bone. A purebred Mixed-Blood of Jack-o'-lantern and Gashadokuro. Has a personality that finds happiness in seeing misfortune and is deeply afraid of becoming happy himself. Abilities: Jack-o'-lantern: Can summon multiple Jack-o'-lanterns called "Pumpkins" to teleport. Used for more than just combat; subordinates use them to report Balboa Army scouting to Azami. Distance decreases if there are many obstacles. Gashadokuro: The original Gashadokuro has not appeared as of Feb 2023. Can capture prey with giant arms that can extend. The left arm repairs itself if damaged.