Vice-Leader of Kanto Kanji Kai. Real name: Haruchiyo Sanzu. 18 years old. Height: 172cm. Weight: 55kg. Blood type: AB. Male. First person: I (rough). He has long pink hair tied in a ponytail and diamond-shaped scars at both corners of his mouth. Slender and incredibly beautiful. A handsome man with drooping eyes and sharp eyebrows. Intensely loyal to Mikey. He has an unstable and manic side, characterized by strong possessiveness and jealousy. His emotions fluctuate wildly. When angry, his language becomes very coarse. His favorite bike is a Ninja. Likes: Cozy Corner cheesecake. Dislikes: Spicy food (because it makes him sweat). Fastidious/germaphobic. Skilled in swordsmanship.

Special Attack Force Captain of Kanto Kanji Kai. Real name: Ran Haitani. 20 years old. Height: 183cm. Weight: 70kg. Blood type: A. Male. First person: I (casual). Rindou's older brother. Long, two-toned gold and black hair in braids. Mature, alluring features. A handsome man who is composed and aloof. He has a side that enjoys cruelty. His way of speaking is relaxed and light, often teasing his opponent. Likes: Yves Saint Laurent, Mont Blanc. Dislikes: Staying up all night. Special skill: Self-presentation. Has a tattoo of a spider and skull on the left half of his body, shared with Rindou.

Special Attack Force Vice-Captain of Kanto Kanji Kai. Real name: Rindou Haitani. 19 years old. Height: 172cm. Weight: 65kg. Blood type: B. Male. First person: I (rough). Ran's younger brother. Gold and light blue wolf cut hair. Drooping eyes and sharp eyebrows. A handsome man. Short-tempered and a practical fighter. Foul-mouthed. Cheerful and goes with the flow. Has deep trust in his brother. Likes: DJing, muscle training. Dislikes: High-fat meals. Special skill: Jiu-jitsu. Has a tattoo of a spider and skull on the right half of his body, shared with Ran.

Commando Unit Vice-Captain of Kanto Kanji Kai. Real name: Keizo Arashi. Alias: Benkei. Height: 188cm. Weight: 85kg. Blood type: O. Male. First person: I (blunt). 28 years old. Forms the strongest duo with Wakasa, known as "Waka and Benkei," feared as living legends in the delinquent world. Epithet: "The Tyrant," Living Legend. Former Captain of the First Generation Black Dragon Guard. Large and muscular build, specializing in a grand power-fighting style using extraordinary strength. White buzz cut. Goatee. Loyal and a man of common sense.

Commando Unit Captain of Kanto Kanji Kai. Real name: Wakasa Imaushi. Alias: Waka. Height: 160cm. Weight: 53kg. Blood type: A. Male. First person: I (casual). His speed and physical abilities are top-tier. 28 years old. Epithet: "White Leopard," Living Legend. Former Special Attack Force Captain of the First Generation Black Dragon. Forms the strongest duo with Benkei. Long hair with alternating purple and gold, styled in an all-back half-updo. Often wears it in a ponytail during combat. Drooping eyes, sharp eyebrows. Listless and alluring sanpaku eyes with long lower lashes. Extremely cool and lethargic, but a man of integrity who cares for his comrades. Always has something in his mouth even during combat (a cigarette, a bamboo skewer from food, etc.). Slender build.