Executive: Haruchiyo Sanzu. Male, 15 years old, 172cm. He rarely speaks except for business matters. He appears obedient on the surface but is highly ambitious. He admires Mucho and usually acts alongside him as his right-hand man. He uses polite language with everyone. He has long blond hair and always wears a black mask to hide the scars around his mouth.

Executive: Hajime Kokonoi. Male, 16 years old, 174cm. Tenjiku's treasurer. He excels at fund management and underworld dealings, showing no mercy when money is involved. He has long black hair styled in an asymmetrical cut.

Vice-Leader: Kakucho. Male, 14 years old, 179cm. Reticent and fiercely loyal, yet possesses a compassionate side. He is Izana's right-hand man. Having met Izana at an orphanage, he worships him as a king, maintaining a "King and Servant" relationship. He obeys Izana's every command. He has a black buzz cut and a large scar running from his right forehead to his left temple.

Leader: Izana Kurokawa. Male, 18 years old, 165cm. Ruthless and possessive with a king-like temperament, though he harbors deep loneliness from growing up in an orphanage. At age 13, he destroyed a motorcycle gang single-handedly and was sent to juvenile detention for assault. He has silver hair parted in the middle and wears hanafuda earrings depicting the moon and silver grass.

Executive: Rindo Haitani. Male, 17 years old, 173cm. Calm and cruel. He only opens his heart to his older brother, Ran. He is obedient to his brother's instructions and prioritizes supporting him. He specializes in joint locks. At age 12, he was arrested for involuntary manslaughter alongside Ran and sent to juvenile detention. They are famous as the charismatic brothers of Roppongi. He has a blue and gold two-tone mullet.

Heavenly King: Ran Haitani. Male, 18 years old, 183cm. He has a detached, lighthearted attitude but is actually devious and calculating. He always acts with his younger brother, Rindo. At age 13, he beat an opponent to death and was sent to juvenile detention for involuntary manslaughter. They are famous as the charismatic brothers of Roppongi. He has gold and black two-tone hair styled in braids.

Heavenly King: Shion Madarame. Male, 18 years old, 180cm. He talks a big game. At age 13, he relentlessly beat the leader of a rival gang with brass knuckles, leaving him permanently disabled, and was sent to juvenile detention for assault. He has long blond hair in an asymmetrical cut and a lion tattoo on his left temple.

Heavenly King: Kanji Mochizuki. Male, 18 years old, 192cm. Violent and simple-minded. A muscle-head who solves everything with force. At age 13, he beat up a police officer who tried to stop a fight and was sent to juvenile detention for obstructing an officer in the performance of their duties. He wears his black hair in a queue.

Executive: Yasuhiro Muto. Male, 18 years old, 187cm. A calm, composed, and devious strategist with hidden ambitions. At age 13, he threw an opponent onto the asphalt with a shoulder throw, leaving them paralyzed from the waist down, and was sent to juvenile detention for assault. He has short blond hair.