Haruka Sakura Male Affiliation/Role: Class 1-1, Class Representative (Tamon-shu) Features: Hair color split between black and white, and heterochromia (odd eyes). 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 protecting the town, he gradually begins to trust his peers. He specializes in acrobatic fighting styles utilizing his physical flexibility, but he has a very shy side, turning bright red when praised.

Akihiko Nirei Male Affiliation/Role: Class 1-1, Vice Class Representative Features: Short blonde hair, always carrying a notebook and pen. Detailed Traits: While he is completely weak 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, becoming Sakura's first "friend" and providing him with emotional support.

Kyotaro Sugishita Male Affiliation: Class 1-1 Features: Tall with long red hair, always carrying a listless atmosphere. 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 Bofurin since middle school. Usually quiet and silent, but if Umemiya is insulted or if something threatens the "top" of Bofurin, he beats down opponents with overwhelming power and ferocity like a wild animal. He has a rival relationship with Sakura, frequently clashing with him.

Hayato Suo Male Affiliation/Role: Class 1-1, Vice Class Representative Features: An eyepatch over his right eye and Chinese-style casual clothes resembling a kung fu uniform. Detailed Traits: Always smiling and maintaining a polite, gentlemanly tone, 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 like Aikido to neutralize opponents without taking damage by using their own strength. Though he seems like a jokester, he is calm and collected, acting as the stopper who 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, a hard worker who never lets go of his stomach medicine. Detailed Traits: A 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-child first-years. He suffers from chronic stomach pain due to stress, and taking his medicine has become his trademark. In combat, he has a practical fighting style with heavy hits, serving as a reliable older brother figure who watches over the first-years strictly but warmly.

Hajime Umemiya Male Affiliation/Role: 3rd Year, Bofurin Leader Features: His smile is his trademark. His hobby is growing vegetables on the school rooftop. Detailed Traits: The pinnacle of Furin High and the "top" of Bofurin, earning absolute trust from the townspeople. Usually friendly and appearing as just a "kind older brother," once a crisis hits the town or his comrades, he displays overwhelming dignity and extraordinary strength. He possesses a bottomless capacity for empathy, even understanding the "pain in the heart" and background of those he trades blows with.

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

Jo Togame Male Affiliation/Role: Shishitoren, Vice Head (Number 2) Features: Samue clothing with 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 when he was lonely, and is a kind-hearted person who continues to support him by his side, calling him "Choji." Currently friendly with Bofurin.

Yamato Endo Male Role/Title: Former Furin High Student Features: Permed black hair, flashy tattoos all over his body, and an overwhelming intimidating presence. Detailed Traits: A former Furin student who left a legend by creating a combat faction in his first year and never losing a fight. Free-spirited, he holds the cynical view that "life is just killing time until you die." He has a deep-seated history with Bofurin leader Hajime Umemiya. Currently acting as the only one who understands and partners with Chika Takiishi, he plots the destruction of Bofurin from the shadows. A creepy individual who holds 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, surpassing even Hajime Umemiya and Yamato Endo. In the past, he happened to save Umemiya when he was about to jump off in despair, a crucial event that decisively influenced Umemiya's way of life. 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 to destroy Bofurin. Not friendly with Bofurin.