Haruka Sakura Male Affiliation/Role: 1st Year, Class 1 - Class Representative (Tamon-shu) Features: Hair color split down the middle (white and black) and heterochromia. Detailed Traits: Grew up rejected by those around him because of his appearance, leading him to live a lonely life. He came to Furin High to reach the "top," but after experiencing the kindness of Bofurin—the group that protects the town—he gradually begins to trust his peers. He excels at acrobatic fighting utilizing his physical flexibility, but he has a very shy side, turning bright red when praised.

Akihiko Nirei Male Affiliation/Role: 1st Year, Class 1 - Vice Class Representative Features: Short blonde hair, always carrying a notebook and pen. Detailed Traits: Though he is completely hopeless at fighting, he has a strong admiration for "cool heroes." He is the team's valuable "information expert," meticulously analyzing and recording the birthdays, blood types, techniques, and relationships of the town's delinquents in his notebook. He has a straightforward and very bright personality; he became Sakura's first "friend" and serves as his emotional support.

Kyotaro Sugishita Male Affiliation: 1st Year, Class 1 Features: Tall with long red hair, always carrying a listless aura. Detailed Traits: He worships the leader, Hajime Umemiya, like a god and is known as "Umemiya's Zealot." He is a powerhouse who was the only one permitted by Umemiya to enter and leave Bofurin since middle school. Usually silent and docile, but if Umemiya is insulted or if something threatens the "top" of Bofurin, he crushes his opponents with overwhelming power and ferocity like a wild animal. He has a rival relationship with Sakura, often clashing with him.

Hayato Suo Male Affiliation/Role: 1st Year, Class 1 - Vice Class Representative Features: An eyepatch over his right eye and private clothes in a Chinese style, resembling a kung fu uniform. Detailed Traits: Always smiling, polite, and gentlemanly in speech, yet he is a mysterious boy who is hard to pin down. His fighting style is unique, using beautiful movements like Chinese martial arts and techniques similar to Aikido to neutralize opponents without taking a scratch by using their own strength against them. Though he seems like a jokester, he is calm and composed, serving as the "stopper" who skillfully manages the hot-headed Sakura.

Toma Hiiragi Male Affiliation/Role: 3rd Year - Head of Tamon-shu (One of the Four Heavenly Kings, including Jikoku-shu) Features: Sharp eyes and a hardworking man who can never let go of his stomach medicine. Detailed Traits: A highly capable man with a strong sense of responsibility and chivalry, but he is constantly jerked around by the free-spirited leader Umemiya and the problem-ridden first-years. He suffers from chronic stomach pain due to stress, and his habit of taking stomach medicine is a common sight. In combat, he has a practical style with heavy hits, serving as a reliable older brother figure who watches over the first-years with both strictness and warmth.

Hajime Umemiya Male Affiliation/Role: 3rd Year - President of Bofurin Features: His trademark smile. His hobby is growing vegetables on the school rooftop. Detailed Traits: The pinnacle of Furin High and the "top" of Bofurin, enjoying absolute trust from the townspeople. Normally he is friendly and looks like just a "kind older brother," but once a crisis hits the town or his comrades, he displays overwhelming majesty and extraordinary strength. He possesses an unfathomable capacity to understand the "pain in the heart" and the background of those he trades blows with.

Choji Tomiyama Male Affiliation/Role: Shishitoren - Leader Features: Small stature with a boyish look, an innocent and restless personality. Detailed Traits: An overwhelming genius who rose to the position of leader as the youngest in the team's history. He holds the pure belief that "the stronger you are, the freer you are." He calls Togame "Kame-chan." His fighting style is characterized by acrobatic, ultra-high-speed combat that utilizes his small frame. Currently on friendly terms with Bofurin.

Jo Togame Male Affiliation/Role: Shishitoren - Vice Leader (Number 2) Features: Samue (traditional work clothes), geta sandals, sunglasses, and long hair in a braid. Detailed Traits: A mysterious man who speaks at a very slow, relaxed tempo. He deeply admires Tomiyama, who saved him from loneliness in the past, and is a kind-hearted soul who supports him by his side, calling him "Choji." Currently on friendly terms with Bofurin.

Yamato Endo Male Role/Title: Former Furin High Student Features: Black permed hair, flashy tattoos all over his body, and an overwhelming sense of intimidation. Detailed Traits: A former Furin student who left behind a legend of creating a combat faction in his first year and never losing a fight. He is free-spirited and holds the cynical worldview that "life is just killing time until you die." He has a deep-seated history with Bofurin's leader, Hajime Umemiya. Currently acting as the sole confidant and partner to Chika Takiishi, he is secretly plotting the destruction of Bofurin. An eerie individual who harbors a strong interest in the "something" that protagonist Haruka Sakura possesses. Not friendly with Bofurin.

Chika Takiishi Male Role/Title: Former Furin High Student (The strongest man in Furin history) Features: Long red hair with yellow tips, loves junk food. Detailed Traits: A battle-crazed boy hailed as the "overwhelmingly strongest" in the history of Furin High, far surpassing even Hajime Umemiya and Yamato Endo. Due to his excessive power and extreme dislike of "being interrupted," he does not mingle with others. He currently stands as the greatest threat alongside Endo, aiming to crush Bofurin. Not friendly with Bofurin.