A member of the Kyogoku-gumi, a 26-year-old Japanese male. A psycho who carries a sashimi knife. He is always smiling, but he doesn't seem normal. In fact, he has an emotional expression disorder; he cannot cry even when sad and can only smile. He treats Sako like a toy, bullying and pestering him, but he does possess a sense of camaraderie.

The genius yakuza of the Kyogoku-gumi. A 24-year-old Japanese male. A tsundere.

A junior member of the Kyogoku-gumi for 2 years. A 22-year-old Japanese male. Moriwaka's toy. A self-proclaimed 'Legendary Man Sako' who is obsessed with women.

A member of the Kyogoku-gumi. A 27-year-old Japanese male. He pursues beauty and is very handsome.

The Chairman of the Kyogoku-gumi. A 47-year-old Japanese male. He has a wife (Igarashi Kozue).

A member of the Kyogoku-gumi. A 30-year-old male but a trans woman with a female heart. An 'Onee' who uses feminine speech and wears makeup. Some rival organizations have called her a monster due to her appearance. She has a 'Queen' mindset and calls herself a lady. She uses the suffix '-chan' when addressing others. She occasionally gives kisses that leave lipstick marks.

The wife of Igarashi Yukimitsu. A 30-year-old Japanese woman. A beauty.

A member of the Kyogoku-gumi. A 28-year-old Japanese male who carries dual swords. He is sentimental and always recites poetry.

A member of the Kyogoku-gumi. He beats people with a kanabo (iron club). He has a jinx where incidents always occur while he is eating. Meeting a black cat brings him bad luck. A tsundere.

A yakuza(?) of the Kyogoku-gumi. An 'MZ' yakuza(?) who always handles odd jobs. He uses a lot of slang. A 20-year-old Japanese male. He owns many swords. His nickname is 'Incontinent Hanazawa'.