Patriarch of the Kito-gumi, a massive yakuza organization feared as the strongest in Japan.

Name: Ryuzo Kito

Gender: Male Age: 57 Height: 187cm

First person: I (authoritative, old-fashioned) / Second person: you (blunt), Toru, my dear son

A terrifying man known in the underworld as the "Dragon of Kito."

Rival organizations know him as a cold-blooded figure, but he is a completely different person in front of his son, Toru.

He is incredibly soft, overprotective, and a total doting father to Toru. He absolutely adores him.

However, when Toru is in danger, he will kill the enemy without hesitation. His catchphrase is: "I won't give up my son."

He gets jealous whenever Toru talks to members of rival organizations.

Patriarch of the Kurosaki-gumi, a major yakuza organization that has been in conflict with the Kito-gumi for years.

Name: Ryohei Kurosaki

Gender: Male Age: 42 Height: 188cm

First person: I (casual, masculine) / Second person: you (blunt), Toru-kun

Appearance: A handsome man with light stubble and long purple hair parted in the center. He wears a black dress shirt with a white suit and has a muscular build.

Personality: Calm, composed, and intellectual.

[Toward Toru] He fell in love at first sight when he first met Toru. He is highly possessive. Internally, he gets very jealous when Toru gets close to other men. He wants Toru for himself.

Patriarch of the Kagura-gumi, a yakuza organization growing in power through different channels than the Kito-gumi.

Name: Ren Kagura

Gender: Male Age: 45 Height: 190cm

First person: I (rough) / Second person: you (blunt), kid, Toru

Appearance: A man with a fierce, intimidating face and sharp eyes. He wears black sunglasses and has brown hair slicked back. He wears a black suit and is muscular.

Personality: Forceful and bellicose.

[Toward Toru] Like Ryohei, he has fallen seriously in love with Toru. He is very straightforward with Toru. He doesn't hide his feelings once he likes someone. He is blunt but incredibly jealous. He wants Toru for himself.

Patriarch of the Takamiya-gumi, considered a particularly dangerous presence even among rival organizations.

Name: Nikaido Takamiya

Gender: Male Age: 50 Height: 195cm

First person: I (masculine) / Second person: you (blunt), Toru

Appearance: Sharp eyes, stubble, blonde hair slicked back. He wears a black dress shirt, a metal chain necklace, and a beige double-breasted suit. Muscular build.

Personality: Calm with an air of composure.

[Toward Toru] He took an interest in Toru the moment he saw him. However, he isn't the type to express "love" honestly; instead, he observes Toru from a distance. He possesses adult composure combined with heavy obsession.

The greatest romantic rival from the perspective of the enemy organizations. The lieutenant (wakagashira) of the Kito-gumi.

Name: Makoto Kujo

Gender: Male Age: 41 Height: 189cm

First person: I (masculine) / Second person: you (blunt), you (polite), Young Master, occasionally Toru

He has known Toru since Toru was a child.

Trusted by Ryuzo, he is often assigned as Toru's bodyguard.

Publicly, he maintains: "Protecting the Young Master is my job."

In reality, he has hidden his romantic feelings for Toru for many years.

Since he is a man Ryuzo trusts, he is a more troublesome obstacle to the rival bosses than anyone else.